GW event and time (UTC)[n 1] |
Date published |
Location area[n 2] (deg2) |
Signal to Noise Ratio (SNR) |
Luminosity distance (Mpc)[n 3] |
Energy radiated/c2 (M☉) [n 4] |
Chirp mass (M☉) [n 5] |
Effective spin[n 6] |
Primary |
Secondary |
Remnant |
Notes |
Ref. |
Type |
Mass (M☉) |
Type |
Mass (M☉) |
Type |
Mass (M☉) |
Spin[n 7] |
GW150914 09:50:45 |
2016-02-11 |
|
24.4+0.8 −0.8 |
430+150 −170 |
3.1+0.4 −0.4 |
28.6+1.6 −1.5 |
−0.01+0.12 −0.13 |
BH [n 8] |
35.6+4.8 −3.0 |
BH [n 9] |
30.6+3.0 −4.4 |
BH |
63.1+3.3 −3.0 |
0.69+0.05 −0.04 |
First GW detection; first BH merger observed |
[19][20][18] |
GW151012 [fr] 09:54:43 |
2016-06-15 |
1555 |
10.0+0.5 −0.5 |
1060+540 −480 |
1.5+0.5 −0.5 |
15.2+2.0 −1.1 |
0.04+0.28 −0.19 |
BH |
23.3+14.0 −5.5 |
BH |
13.6+4.1 −4.8 |
BH |
35.7+9.9 −3.8 |
0.67+0.13 −0.11 |
Formerly candidate LVT151012; accepted as astrophysical since February 2019 |
[21][13][12] |
GW151226 03:38:53 |
2016-06-15 |
1033 |
13.1+0.0 −1.2 |
440+180 −190 |
1.0+0.1 −0.2 |
8.9+0.3 −0.3 |
0.18+0.20 −0.12 |
BH |
13.7+8.8 −3.2 |
BH |
7.7+2.2 −2.6 |
BH |
20.5+6.4 −1.5 |
0.74+0.07 −0.05 |
|
[22][23] |
GW170104 10:11:58 |
2017-06-01 |
924 |
13.0+0.0 −0.0 |
960+430 −410 |
2.2+0.5 −0.5 |
21.5+2.1 −1.7 |
−0.04+0.17 −0.20 |
BH |
31.0+7.2 −5.6 |
BH |
20.1+4.9 −4.5 |
BH |
49.1+5.2 −3.5 |
0.66+0.08 −0.10 |
|
[14][24] |
GW170608 02:01:16 |
2017-11-16 |
|
14.9+0.5 −0.8 |
320+120 −110 |
0.9+0.0 −0.1 |
7.9+0.2 −0.2 |
0.03+0.19 −0.07 |
BH |
10.9+5.3 −1.7 |
BH |
7.6+1.3 −2.1 |
BH |
17.8+3.2 −0.7 |
0.69+0.04 −0.04 |
Smallest BH progenitor masses to date |
[25] |
GW170729 18:56:29 |
2018-11-30 |
1033 |
10.2+0.6 −0.4 |
2750+1350 −1320 |
4.8+1.7 −1.7 |
35.7+6.5 −4.7 |
0.36+0.21 −0.25 |
BH |
50.6+16.6 −10.2 |
BH |
34.3+9.1 −10.1 |
BH |
80.3+14.6 −10.2 |
0.81+0.07 −0.13 |
Largest progenitor masses until GW190521 |
[13] |
GW170809 08:28:21 |
2018-11-30 |
|
12.4+0.0 −0.2 |
990+320 −380 |
2.7+0.6 −0.6 |
25.0+2.1 −1.6 |
0.07+0.16 −0.16 |
BH |
35.2+8.3 −6.0 |
BH |
23.8+5.2 −5.1 |
BH |
56.4+5.2 −3.7 |
0.70+0.08 −0.09 |
|
[13] |
GW170814 10:30:43 |
2017-09-27 |
|
16.3+0.9 −0.4 |
580+160 −210 |
2.7+0.4 −0.3 |
24.2+1.4 −1.1 |
0.07+0.12 −0.11 |
BH |
30.7+5.7 −3.0 |
BH |
25.3+2.9 −4.1 |
BH |
53.4+3.2 −2.4 |
0.72+0.07 −0.05 |
First announced detection by three observatories; first polarization measurement |
[26][27] |
GW170817 12:41:04 |
2017-10-16 |
|
33.0+0.0 −2.1 |
40±10 |
≥ 0.04 |
1.186+0.001 −0.001 |
0.00+0.02 −0.01 |
NS |
1.46+0.12 −0.10 |
NS |
1.27+0.09 −0.09 |
HMNS-BH [n 10] |
≤ 2.8[n 11] |
≤ 0.89 |
First NS merger observed in GW; first detection of EM counterpart (GRB 170817A; AT 2017gfo); nearest event to date |
[17][31][32] |
GW170818 02:25:09 |
2018-11-30 |
|
11.3+0.0 −0.0 |
1020+430 −360 |
2.7+0.5 −0.5 |
26.7+2.1 −1.7 |
−0.09+0.18 −0.21 |
BH |
35.5+7.5 −4.7 |
BH |
26.8+4.3 −5.2 |
BH |
59.8+4.8 −3.8 |
0.67+0.07 −0.08 |
|
[13] |
GW170823 13:13:58 |
2018-11-30 |
1651 |
11.1+0.4 −0.3 |
1850±840 |
3.3+0.9 −0.8 |
29.3+4.2 −3.2 |
0.08+0.20 −0.22 |
BH |
39.6+10.0 −6.6 |
BH |
29.4+6.3 −7.1 |
BH |
65.6+9.4 −6.6 |
0.71+0.08 −0.10 |
|
[13] |
GW190403_051519 2019-04-03 05:15:19 |
2022-05-11 |
3900 |
7.6+0.6 −1.1 |
8300+6700 −4300 |
|
34.0+15.1 −8.4 |
0.68+0.16 −0.43 |
BH |
85.0+6.7 −4.3 |
BH |
20.0+26.3 −8.4 |
BH |
102+26 −24 |
0.91+0.05 −0.17 |
|
[33] |
GW190408_181802 2019-04-08 18:18:02 |
2020-10-27 |
140 |
15.3+0.2 −0.3 |
1580+400 −590 |
|
18.3+1.4 −1.2 |
−0.03+0.13 −0.19 |
BH |
24.5+5.1 −3.4 |
BH |
18.3+3.2 −3.5 |
BH |
41.0+3.8 −2.7 |
0.67+0.06 −0.07 |
Originally designated S190408an. |
[34] |
GW190412 2019-04-12 05:30:44 |
2020-04-17 |
|
18.9+0.2 −0.3 |
730+140 −170 |
|
13.3+0.4 −0.3 |
0.25+0.08 −0.11 |
BH |
29.7+5.0 −5.3 |
BH |
8.4+1.8 −1.0 |
BH |
37.0+4.1 −3.9 |
0.67+0.05 −0.07 |
First possible observation of a merger of two black holes of very different masses. Originally designated S190412m. |
[35][36] |
GW190413_052954 2019-04-13 |
2020-10-27 |
1400 |
8.9+0.4 −0.7 |
4100+2410 −1890 |
|
24.0+5.4 −3.7 |
0.01+0.29 −0.33 |
BH |
33.4+12.4 −7.4 |
BH |
23.4+6.7 −6.3 |
BH |
54.3+12.4 −8.4 |
0.69+0.12 −0.13 |
|
[34] |
GW190413_134308 2019-04-13 |
2020-10-27 |
520 |
10.0+0.4 −0.5 |
5150+2440 −2340 |
|
31.9+7.3 −4.6 |
−0.01+0.24 −0.28 |
BH |
45.4+13.6 −9.6 |
BH |
30.9+10.2 −9.6 |
BH |
72.8+15.2 −10.3 |
0.69+0.10 −0.12 |
|
[34] |
GW190421_213856 2019-04-21 |
2020-10-27 |
1000 |
10.7+0.2 −0.4 |
3150+1370 −1420 |
|
30.7+5.5 −6.6 |
−0.05+0.23 −0.26 |
BH |
40.6+10.4 −6.6 |
BH |
31.4+7.5 −8.2 |
BH |
68.6+11.7 −8.1 |
0.68+0.10 −0.11 |
Originally designated S190421ar. |
[34] |
GW190424_180648 2019-04-24 18:06:48 |
2020-10-27 |
26000 |
10.4+0.2 −0.4 |
2550+1560 −1330 |
|
30.3+5.7 −4.2 |
0.15+0.22 −0.22 |
BH |
39.5+10.9 −6.9 |
BH |
31.0+7.4 −7.3 |
BH |
67.1+12.5 −9.2 |
0.75+0.08 −0.09 |
|
[34] |
GW190425 2019-04-25 08:18:05 |
2020-01-06 |
|
12.4+0.3 −0.4 |
159+69 −72 |
|
1.44+0.02 −0.02 |
0.012+0.01 −0.01 |
NS |
1.60 - 1.87 |
NS |
1.46 - 1.69 |
? |
|
|
Originally designated S190425z (z:26th trigger|UTC day), this trigger was detected by a single LIGO instrument (of three LVC stations), and is considered by some scientists to have been confirmed as a binary neutron star merger.[38]
It was published in 2020 that a gamma-ray burst was detected (GRB 190425) ~0.5 seconds after the LIGO trigger, lasting 6 seconds and bearing similarities to GRB170817 (such as weakness [most power in sub-100 keV, or soft X-rays) bands], elevated energetic photon background levels [signal exceeding background by less than a factor of 2], and similar differences from other transients classified as short GRBs. Confidence was established for interpretation of a set of peaks through a control interval of only 2 days prior to the LIGO-Livingston trigger in INTEGRAL Electronic anticoincidence, could not be corroborated by other instruments and wasn't initially noted as a significant event. Non-detection in other instruments may be a consequence of an Earth-occulted source as the Fermi telescope attempted follow-up.[37] |
[39][40] |
GW190426_152155 2019-04-26 15:21:55 |
2020-10-27 |
1300 |
8.7+0.5 −0.6 |
370+180 −160 |
|
2.41+0.08 −0.08 |
−0.03+0.32 −0.30 |
BH? |
5.7+3.9 −2.3 |
NS |
1.5+0.8 −0.5 |
BH? |
|
|
The primary object, being between 3.4 and 9.6 solar masses, is either a black hole or an object in the mass gap. Originally designated S230426c. |
[34] |
GW190426_190642 2019-04-26 19:06:42 |
2022-05-11 |
4600 |
8.7+0.4 −0.6 |
4600+3400 −2300 |
|
76.0+19.1 −17.4 |
0.23+0.42 −0.41 |
BH |
106+45 −24 |
BH |
76+26 −36 |
BH |
173+38 −34 |
0.77+0.14 −0.16 |
|
[33] |
GW190503_185404 2019-05-03 18:54:04 |
2020-10-27 |
|
12.4+0.2 −0.3 |
1450+690 −630 |
|
30.2+4.2 −4.2 |
−0.03+0.20 −0.26 |
BH |
43.3+9.1 −8.2 |
BH |
28.4+7.7 −8.0 |
BH |
68.6+8.8 −7.7 |
0.66+0.09 −0.12 |
Originally designated S230503bf. |
[34] |
GW190512_180714 2019-05-12 18:07:14 |
2020-10-27 |
|
12.2+0.2 −0.4 |
1430+550 −550 |
|
14.6+1.3 −1.0 |
0.03+0.12 −0.13 |
BH |
23.3+5.3 −3.8 |
BH |
12.6+3.6 −2.5 |
BH |
34.5+3.8 −3.5 |
0.65+0.07 −0.07 |
Originally designated S230512at. |
[34] |
GW190513_205428 2019-05-13 20:54:28 |
2020-10-27 |
|
12.9+0.3 −0.4 |
2060+880 −800 |
|
21.6+3.8 −1.9 |
0.11+0.28 −0.17 |
BH |
35.7+9.5 −9.2 |
BH |
18.0+7.7 −4.2 |
BH |
51.6+8.2 −5.8 |
0.68+0.14 −0.12 |
Originally designated S230513bm. |
[34] |
GW190514_065416 2019-05-14 06:54:16 |
2020-10-27 |
3000 |
8.2+0.3 −0.6 |
4100+2700 −2200 |
|
28.5+7.9 −4.8 |
−0.19+0.29 −0.32 |
BH |
39.0+14.7 −8.2 |
BH |
28.4+9.3 −8.8 |
BH |
65+18 −10 |
0.63+0.11 −0.15 |
|
[34] |
GW190517_055101 2019-05-17 06:54:16 |
2020-10-27 |
470 |
10.7+0.4 −0.6 |
1860+1620 −840 |
|
26.6+4.0 −4.0 |
0.52+0.19 −0.19 |
BH |
37.4+11.7 −7.6 |
BH |
25.3+7.0 −7.3 |
BH |
59.3+9.1 −8.9 |
0.87+0.05 −0.07 |
Originally designated S190517h. |
[34] |
GW190519_153544 2019-05-19 15:35:44 |
2020-10-27 |
860 |
15.6+0.2 −0.3 |
2530+1830 −920 |
|
44.5+6.4 −7.1 |
0.31+0.20 −0.22 |
BH |
66+11 −12 |
BH |
41+11 −11 |
BH |
101+12 −14 |
0.79+0.07 −0.13 |
Originally designated S190519bj. |
[34] |
GW190521 2019-05-21 03:02:29 |
2020-09-02 |
|
14.2+0.3 −0.3
|
5300+2400 −2600 |
7.6+2.2 −1.9 |
64+13 −8 |
0.08+0.27 −0.36 |
BH |
85+21 −14 |
BH |
66+17 −18 |
BH |
142+28 −16 |
0.72+0.09 −0.12 |
Originally designated S190521g. Largest progenitor masses to date. |
[41][42] |
GW190521_074359 2019-05-21 07:43:59 |
2020-10-27 |
550 |
25.8+0.1 −0.2 |
1240+400 −570 |
|
32.1+3.2 −2.5 |
0.09+0.10 −0.13 |
BH |
42.2+5.9 −4.8 |
BH |
32.8+5.4 −6.4 |
BH |
71.0+6.5 −4.4 |
0.72+0.05 −0.07 |
Originally designated S190521r. |
[34] |
GW190527_092055 2019-05-27 09:20:55 |
2020-10-27 |
3700 |
8.1+0.3 −0.9 |
2500+2500 −1200 |
|
24.3+9.2 −4.1 |
0.11+0.28 −0.28 |
BH |
36.5+16.4 −9.0 |
BH |
22.6+10.5 −8.1 |
BH |
56.4+20.2 −9.3 |
0.71+0.12 −0.16 |
|
[34] |
GW190602_175927 2019-06-02 17:59:27 |
2020-10-27 |
690 |
12.8+0.2 −0.3 |
2700+1800 −1100 |
|
49.1+9.1 −8.5 |
0.07+0.25 −0.24 |
BH |
69+16 −13 |
BH |
48+14 −17 |
BH |
111+18 −15 |
0.70+0.10 −0.14 |
Originally designated S190602aq. |
[34] |
GW190620_030421 2019-06-20 03:04:21 |
2020-10-27 |
7200 |
12.1+0.3 −0.4 |
2800+1700 −1300 |
|
38.3+8.3 −6.5 |
0.33+0.22 −0.25 |
BH |
57+16 −13 |
BH |
36+12 −12 |
BH |
87+17 −12 |
0.79+0.08 −0.15 |
|
[34] |
GW190630_185205 2019-06-30 18:52:05 |
2020-10-27 |
1200 |
15.6+0.2 −0.3 |
890+560 −370 |
|
24.9+2.1 −2.1 |
0.10+0.12 −0.13 |
BH |
35.1+6.9 −5.6 |
BH |
23.7+5.2 −5.1 |
BH |
56.4+4.4 −4.6 |
0.70+0.05 −0.07 |
Originally designated S190630ag. |
[34] |
GW190701_203306 2019-07-01 20:33:06 |
2020-10-27 |
|
11.3+0.2 −0.3 |
2060+760 −730 |
|
40.3+5.4 −4.9 |
−0.07+0.23 −0.29 |
BH |
53.9+11.8 −8.0 |
BH |
40.8+8.7 −12.0 |
BH |
90.2+11.3 −8.9 |
0.66+0.09 −0.13 |
Originally designated S190701ah. |
[34] |
GW190706_222641 2019-07-06 22:26:41 |
2020-10-27 |
650 |
12.6+0.2 −0.4 |
4400+2600 −1900 |
|
42.7+10.0 −7.0 |
0.28+0.26 −0.29 |
BH |
67+15 −16 |
BH |
38+15 −13 |
BH |
99+18 −14 |
0.78+0.09 −0.18 |
Originally designated S190706ai. |
[34] |
GW190707_093326 2019-07-07 09:33:26 |
2020-10-27 |
1300 |
13.3+0.2 −0.4 |
770+380 −270 |
|
8.5+0.7 −0.6 |
−0.05+0.10 −0.08 |
BH |
11.6+3.3 −1.7 |
BH |
8.4+1.4 −1.7 |
BH |
19.2+1.9 −1.3 |
0.66+0.03 −0.04 |
Originally designated S190707q. |
[34] |
GW190708_232457 2019-07-08 23:24:57 |
2020-10-27 |
14000 |
13.1+0.2 −0.3 |
880+330 −390 |
|
13.2+0.9 −0.6 |
0.02+0.08 −0.10 |
BH |
17.6+4.7 −2.3 |
BH |
13.2+2.0 −2.7 |
BH |
29.5+2.5 −1.8 |
0.69+0.04 −0.04 |
|
[34] |
GW190719_215514 2019-07-09 21:55:14 |
2020-10-27 |
2900 |
8.3+0.3 −0.8 |
3900+2600 −2000 |
|
23.5+6.5 −4.0 |
0.32+0.29 −0.31 |
BH |
37+18 −10 |
BH |
20.8+9.0 −7.2 |
BH |
55+17 −10 |
0.78+0.11 −0.17 |
|
[34] |
GW190720_000836 2019-07-20 00:08:36 |
2020-10-27 |
|
11.0+0.3 −0.7 |
790+690 −320 |
|
8.9+0.5 −0.8 |
0.18+0.14 −0.12 |
BH |
13.4+6.7 −3.0 |
BH |
7.8+2.3 −2.2 |
BH |
20.4+4.5 −2.2 |
0.72+0.06 −0.05 |
Originally designated S190720a. |
[34] |
GW190725_174728 2019-07-25 17:47:28 |
2022-05-11 |
2200 |
9.1+0.4 −0.7 |
1030+520 −430 |
|
7.4±0.5 |
−0.04+0.36 −0.16 |
BH |
11.8+10.1 −3.0 |
BH? |
6.3+2.1 −2.5 |
BH |
17.6+7.7 −1.8 |
0.65+0.09 −0.07 |
|
[33] |
GW190727_060333 2019-07-27 06:03:33 |
2020-10-27 |
830 |
11.9+0.3 −0.5 |
790+690 −320 |
|
28.6+5.3 −3.7 |
0.11+0.26 −0.25 |
BH |
38.0+9.5 −6.2 |
BH |
29.4+7.1 −8.4 |
BH |
63.8+10.9 −7.5 |
0.73+0.10 −0.10 |
Originally designated S190727h. |
[34] |
GW190728_064510 2019-07-28 06:45:10 |
2020-10-27 |
400 |
13.0+0.2 −0.4 |
870+260 −370 |
|
8.6+0.5 −0.3 |
0.12+0.20 −0.07 |
BH |
12.3+7.2 −2.2 |
BH |
8.1+1.7 −2.6 |
BH |
19.6+4.7 −1.3 |
0.71+0.04 −0.04 |
Originally designated S190728q. |
[34] |
GW190731_140936 2019-07-31 14:09:36 |
2020-10-27 |
3400 |
8.7+0.2 −0.5 |
3300+2400 −1700 |
|
29.5+7.1 −5.2 |
0.06+0.24 −0.24 |
BH |
41.5+12.2 −9.0 |
BH |
28.8+9.7 −9.5 |
BH |
67+15 −11 |
0.70+0.10 −0.13 |
|
[34] |
GW190803_022701 2019-08-03 02:27:01 |
2020-10-27 |
1500 |
8.6+0.3 −0.5 |
3300+2000 −1600 |
|
27.3+5.7 −4.1 |
−0.03+0.24 −0.27 |
BH |
37.3+10.6 −7.0 |
BH |
27.3+7.8 −8.2 |
BH |
61.7+11.8 −8.5 |
0.68+0.10 −0.11 |
|
[34] |
GW190805_211137 2019-08-05 21:11:37 |
2022-05-11 |
1600 |
8.1+0.5 −0.7 |
6100+3700 −3100 |
|
31.9+8.8 −6.3 |
0.37+0.29 −0.39 |
BH |
46+15 −11 |
BH |
31+12 −11 |
BH |
72+18 −13 |
0.82+0.09 −0.16 |
|
[33] |
GW190814 2019-08-14 21:11:18 |
2020-06-23 |
|
24.9+0.1 −0.2 |
241+41 −45 |
|
6.09+0.06 −0.06 |
−0.002+0.06 −0.061 |
BH |
23.2+1.1 −1.0 |
MG |
2.59+0.08 −0.09 |
BH |
25.6+1.1 −0.9 |
0.28+0.02 −0.02 |
No optical counterpart was discovered despite an extensive search of the probability region. The mass of the lighter component is estimated to be 2.6 times the mass of the Sun, placing it in the mass gap between neutron stars and black holes.[43] |
[44][45][46][47][48] [49][50][51][52] |
GW190828_063405 2019-08-28 06:34:05 |
2020-10-27 |
520 |
16.2+0.2 −0.3 |
2130+660 −930 |
|
25.0+3.4 −2.1 |
0.19+0.15 −0.16 |
BH |
32.1+5.8 −4.0 |
BH |
26.2+4.6 −4.8 |
BH |
54.9+7.2 −4.3 |
0.75+0.06 −0.07 |
Originally designated S190828j. |
[34] |
GW190828_065509 2019-08-28 06:55:09 |
2020-10-27 |
660 |
10.0+0.3 −0.5 |
1600+620 −600 |
|
13.3+1.2 −1.0 |
0.08+0.16 −0.16 |
BH |
24.1+7.0 −7.2 |
BH |
10.2+3.6 −2.1 |
BH |
33.1+5.5 −4.5 |
0.65+0.08 −0.08 |
Originally designated S190828l. |
[34] |
GW190909_114149 2019-09-09 11:41:49 |
2020-10-27 |
4700 |
8.1+0.4 −0.6 |
3800+3300 −2200 |
|
30.9+17.2 −7.5 |
−0.06+0.37 −0.37 |
BH |
46+53 −13 |
BH |
28+13 −13 |
BH |
72+55 −17 |
0.66+0.15 −0.20 |
|
[34] |
GW190910_112807 2019-09-10 11:28:07 |
2020-10-27 |
11000 |
14.1+0.2 −0.3 |
1460+1030 −580 |
|
34.3+4.1 −4.1 |
0.02+0.18 −0.18 |
BH |
43.9+7.6 −6.1 |
BH |
35.6+6.3 −7.2 |
BH |
75.8+8.5 −8.6 |
0.70+0.08 −0.07 |
|
[34] |
GW190915_235702 2019-09-15 23:57:02 |
2020-10-27 |
|
13.6+0.2 −0.3 |
1620+710 −610 |
|
25.3+3.2 −2.7 |
0.02+0.20 −0.25 |
BH |
35.3+9.5 −6.4 |
BH |
24.4+5.6 −6.1 |
BH |
57.2+7.1 −6.0 |
0.70+0.09 −0.11 |
Originally designated S230915ak. |
[34] |
GW190916_200658 2019-09-16 20:06:58 |
2022-05-11 |
2400 |
8.1+0.3 −0.5 |
4900+3700 −2400 |
|
26.9+8.2 −5.4 |
0.20+0.33 −0.31 |
BH |
44+20 −13 |
BH |
23+13 −11 |
BH |
65+17 −13 |
0.74+0.13 −0.24 |
|
[33] |
GW190917_114630 2019-09-17 11:46:30 |
2022-05-11 |
1700 |
8.3+0.5 −0.8 |
720+300 −310 |
|
3.7±0.2 |
−0.08+0.21 −0.43 |
BH |
9.7+3.4 −3.9 |
MG? |
2.1+1.1 −0.4 |
BH |
11.6+3.1 −2.9 |
0.42+0.14 −0.05 |
|
[33] |
GW190924_021846 2019-09-24 02:18:46 |
2020-10-27 |
|
11.5+0.3 −0.4 |
570+220 −220 |
|
5.8+0.2 −0.2 |
0.03+0.30 −0.09 |
BH |
8.9+7.0 −2.0 |
BH? |
5.0+1.4 −1.9 |
BH |
13.3+5.2 −1.0 |
0.67+0.05 −0.05 |
The secondary component, being between 3.1 and 6.4 solar masses, is either a black hole or an object in the mass gap. Originally designated S230924h. |
[34] |
GW190925_232845 2019-09-25 23:28:45 |
2022-05-11 |
2900 |
9.7+0.3 −0.6 |
930+460 −350 |
|
15.6±1.1 |
0.09+0.16 −0.15 |
BH |
20.8+6.5 −2.9 |
BH |
15.5+2.5 −3.6 |
BH |
34.9+3.5 −2.6 |
0.71±0.06 |
|
[33] |
GW190926_050336 2019-09-26 05:03:36 |
2022-05-11 |
2000 |
8.1+0.6 −0.8 |
3300+3400 −1700 |
|
24.4+9.0 −4.9 |
−0.02+0.25 −0.32 |
BH |
41+21 −13 |
BH |
20.4+11.4 −8.2 |
BH |
60+22 −12 |
0.64+0.14 −0.20 |
|
[33] |
GW190929_012149 2019-09-29 01:21:49 |
2020-10-27 |
2200 |
10.1+0.6 −0.8 |
2100+3700 −1100 |
|
35.8+14.9 −8.2 |
0.01+0.34 −0.33 |
BH |
81+33 −33 |
BH |
24+19 −11 |
BH |
102+34 −25 |
0.66+0.20 −0.31 |
|
[34] |
GW190930_133541 2019-09-30 13:35:41 |
2020-10-27 |
1700 |
9.5+0.3 −0.5 |
760+360 −320 |
|
8.5+0.5 −0.5 |
0.14+0.31 −0.15 |
BH |
12.3+12.4 −2.3 |
BH? |
7.8+1.7 −3.3 |
BH |
19.4+9.2 −1.5 |
0.72+0.07 −0.06 |
The secondary component, being between 4.5 and 9.5 solar masses, is either a black hole or an object in the mass gap. Originally designated S190930s. |
[34] |
GW191103 2019-11-03 01:25:49 |
2021-11-17 |
2500 |
8.9+0.3 −0.5 |
990+500 −470 |
|
8.34+0.66 −0.57 |
0.21+0.16 −0.10 |
BH |
11.8+6.2 −2.2 |
BH |
7.9+1.7 −2.4 |
BH |
19.0+3.8 −1.7 |
0.75+0.06 −0.05 |
|
[5] |
GW191105 2019-11-05 14:35:21 |
2021-11-17 |
640 |
9.7+0.3 −0.5 |
1150+430 −480 |
|
7.82+0.61 −0.45 |
−0.02+0.13 −0.09 |
BH |
10.7+3.7 −1.6 |
BH |
7.7+1.4 −1.9 |
BH |
17.6+2.1 −1.2 |
0.67+0.04 −0.05 |
Originally designated S191105e. |
[5] |
GW191109 2019-11-09 01:07:17 |
2021-11-17 |
1600 |
17.3+0.5 −0.5 |
1290+1130 −650 |
|
47.5+9.6 −7.5 |
−0.29+0.42 −0.31 |
BH |
65+11 −11 |
BH |
47+15 −13 |
BH |
107+18 −15 |
0.61+0.18 −0.19 |
Originally designated S191109d. |
[5] |
GW191113 2019-11-13 07:17:53 |
2021-11-17 |
3600 |
7.9+0.5 −1.1 |
1290+1130 −650 |
|
10.7+1.1 −1.0 |
0.00+0.37 −0.29 |
BH |
29+12 −14 |
BH |
5.9+4.4 −1.3 |
BH |
34+11 −10 |
0.45+0.33 −0.11 |
|
[5] |
GW191126 2019-11-26 11:52:59 |
2021-11-17 |
1400 |
8.3+0.2 −0.5 |
1620+740 −740 |
|
8.65+0.95 −0.71 |
0.21+0.15 −0.11 |
BH |
12.1+5.5 −2.2 |
BH |
8.3+1.9 −2.4 |
BH |
19.6+3.5 −2.0 |
0.75+0.06 −0.05 |
|
[5] |
GW191127 2019-11-27 05:02:27 |
2021-11-17 |
980 |
9.2+0.7 −0.6 |
3400+3100 −1900 |
|
29.9+11.7 −9.1 |
0.18+0.34 −0.36 |
BH |
53+47 −20 |
BH |
24+17 −14 |
BH |
76+31 −29 |
0.75+0.13 −0.29 |
|
[5] |
GW191129 2019-11-29 13:40:29 |
2021-11-17 |
850 |
13.1+0.2 −0.3 |
790+260 −330 |
|
7.31+0.43 −0.28 |
0.06+0.18 −0.06 |
BH |
10.7+4.1 −2.1 |
BH |
6.7+1.5 −1.7 |
BH |
16.8+2.5 −1.2 |
0.69+0.03 −0.05 |
Originally designated S191129u. |
[5] |
GW191204_110529 2019-12-04 11:05:29 |
2021-11-17 |
3700 |
8.8+0.4 −0.6 |
1800+1700 −1100 |
|
19.8+3.6 −3.3 |
0.05+0.26 −0.27 |
BH |
27.3+11.0 −6.0 |
BH |
19.3+5.6 −6.0 |
BH |
45.0+8.6 −7.6 |
0.71+0.12 −0.11 |
|
[5] |
GW191204_171526 2019-12-04 17:15:26 |
2021-11-17 |
|
17.5+0.2 −0.2 |
650+190 −250 |
|
8.55+0.38 −0.27 |
0.16+0.08 −0.05 |
BH |
11.9+3.3 −1.8 |
BH |
8.2+1.4 −1.6 |
BH |
19.21+1.79 −0.95 |
0.73+0.03 −0.03 |
Originally designated S191204r. |
[5] |
GW191215 2019-12-15 22:30:52 |
2021-11-17 |
530 |
11.2+0.3 −0.4 |
1930+890 −860 |
|
18.4+2.2 −1.7 |
−0.04+0.17 −0.21 |
BH |
24.9+7.1 −4.1 |
BH |
18.1+3.8 −4.1 |
BH |
41.4+5.1 −4.1 |
0.68+0.07 −0.07 |
Originally designated S191215w. |
[5] |
GW191216 2019-12-16 21:33:38 |
2021-11-17 |
490 |
18.6+0.2 −0.2 |
340+120 −130 |
|
8.33+0.22 −0.19 |
0.11+0.13 −0.06 |
BH |
12.1+4.6 −2.3 |
BH |
7.7+1.6 −1.9 |
BH |
18.87+2.80 −0.94 |
0.70+0.03 −0.04 |
Originally designated S191216ap. |
[5] |
GW191219 2019-12-19 16:31:20 |
2021-11-17 |
1500 |
9.1+0.5 −0.8 |
550+250 −160 |
|
4.32+0.12 −0.17 |
0.00+0.07 −0.09 |
BH |
31.1+2.2 −2.8 |
NS |
1.17+0.07 −0.06 |
BH |
32.2+2.2 −2.7 |
0.14+0.06 −0.06 |
The event is unconfirmed due to difficulty accurately modelling the extreme mass ratio. |
[5] |
GW191222 2019-12-22 03:35:37 |
2021-11-17 |
2000 |
12.5+0.2 −0.3 |
3000+1700 −1700 |
|
33.8+7.1 −5.0 |
−0.04+0.20 −0.25 |
BH |
45.1+10.9 −8.0 |
BH |
34.7+9.3 −10.5 |
BH |
75.5+15.3 −9.9 |
0.67+0.08 −0.11 |
Originally designated S191222n. |
[5] |
GW191230 2019-12-30 18:04:58 |
2021-11-17 |
1100 |
10.4+0.3 −0.4 |
4300+2100 −1900 |
|
36.5+8.2 −5.6 |
−0.05+0.26 −0.31 |
BH |
49.4+14.0 −9.6 |
BH |
37+11 −12 |
BH |
82+17 −11 |
0.68+0.11 −0.13 |
|
[5] |
GW200105 2020-01-05 16:24:26 |
2021-06-29 |
7200 |
13.7+0.2 −0.4 |
280±110 |
|
3.41+0.08 −0.07 |
−0.01+0.11 −0.15 |
BH |
8.9+1.2 −1.5 |
NS |
1.9+0.3 −0.2 |
BH |
10.4+2.7 −2.0 |
0.43+0.04 −0.03 |
First event confirmed to be a black hole and neutron star merger. Originally designated S200105ae. |
[53][54] |
GW200112 2020-01-12 15:58:38 |
2021-11-17 |
4300 |
19.8+0.1 −0.2 |
1250+430 −460 |
|
27.4+2.6 −2.1 |
0.06+0.15 −0.15 |
BH |
35.6+6.7 −4.5 |
BH |
28.3+4.4 −5.9 |
BH |
60.8+5.3 −4.3 |
0.71+0.06 −0.06 |
Originally designated S200112r. |
[5] |
GW200114 2020-01-14 02:08:08 |
2022-08-18 |
|
|
1250+1500 −400 |
|
68+6 −4 |
−0.75+0.50 −0.15 |
BH |
78+10 −10 |
BH |
70+10 −10 |
BH |
140+15 −15 |
|
Originally designated S200114f. The event was initially published as an unmodeled gravitational wave burst, and different studies have offered conflicting interpretations. One study suggested it was a nearby high-mass black hole merger with component masses of 118+10 −12 and 89+18 −8 Msun which was poorly modeled because of its high mass.[55] Another study interpreted it as a somewhat smaller black hole merger taking place at the same time as a detector glitch.[56] Both studies conclude the signal is most likely a real event, and the latter model is included in the table. |
[55][56] |
GW200115 2020-01-15 04:23:09 |
2021-06-29 |
600 |
11.3+0.3 −0.5 |
300+150 −100 |
|
2.42+0.05 −0.07 |
−0.19+0.23 −0.35 |
BH |
5.7+1.8 −2.1 |
NS |
1.5+0.7 −0.3 |
BH |
7.8+1.4 −1.6 |
0.38+0.04 −0.03 |
Second event confirmed to be a black hole and neutron star merger. Originally designated S200115j. |
[53][57] |
GW200128 2020-01-28 02:20:11 |
2021-11-17 |
2600 |
10.6+0.3 −0.4 |
3400+2100 −1800 |
|
32.0+7.5 −5.5 |
0.12+0.24 −0.25 |
BH |
42.2+11.6 −8.1 |
BH |
32.6+9.5 −9.2 |
BH |
71+16 −11 |
0.74+0.10 −0.10 |
Originally designated S200128d. |
[5] |
GW200129 2020-01-29 06:54:58 |
2021-11-17 |
|
26.8+0.2 −0.2 |
900+290 −380 |
|
27.2+2.1 −2.3 |
0.11+0.11 −0.16 |
BH |
34.5+9.9 −3.2 |
BH |
28.9+3.4 −9.3 |
BH |
60.3+4.0 −3.3 |
0.73+0.06 −0.05 |
Originally designated S200129m. |
[5] |
GW200202 2020-02-02 15:43:12 |
2021-11-17 |
170 |
10.8+0.2 −0.4 |
410+150 −160 |
|
7.49+0.24 −0.20 |
0.04+0.13 −0.06 |
BH |
10.1+3.5 −1.4 |
BH |
7.3+1.1 −1.7 |
BH |
16.76+1.87 −0.66 |
0.69+0.03 −0.04 |
|
[5] |
GW200208_130117 2020-02-08 13:01:17 |
2021-11-17 |
|
10.8+0.3 −0.4 |
2230+1000 −850 |
|
27.7+3.6 −3.1 |
−0.07+0.22 −0.27 |
BH |
37.8+9.2 −8.2 |
BH |
27.5+6.1 −7.4 |
BH |
62.5+7.3 −6.4 |
0.66+0.09 −0.13 |
Originally designated S200208q. |
[5] |
GW200208_222617 2020-02-08 22:26:17 |
2021-11-17 |
2000 |
7.4+1.4 −1.2 |
4100+4400 −1900 |
|
19.6+10.7 −5.1 |
0.45+0.43 −0.44 |
BH |
51+104 −30 |
BH |
12.3+9.0 −5.7 |
BH |
61+100 −25 |
0.83+0.14 −0.27 |
|
[5] |
GW200209 2020-02-09 08:54:52 |
2021-11-17 |
730 |
9.6+0.4 −0.5 |
3400+1900 −1800 |
|
26.7+6.0 −4.2 |
−0.12+0.24 −0.30 |
BH |
35.6+10.5 −6.8 |
BH |
27.1+7.8 −7.8 |
BH |
59.9+13.1 −8.9 |
0.66+0.10 −0.12 |
|
[5] |
GW200210 2020-02-10 09:22:54 |
2021-11-17 |
1800 |
8.4+0.5 −0.7 |
940+430 −340 |
|
6.56+0.38 −0.40 |
0.02+0.22 −0.21 |
BH |
24.1+7.5 −4.6 |
MG |
2.83+0.47 −0.42 |
BH |
26.7+7.2 −4.3 |
0.34+0.13 −0.08 |
The secondary component, being between 2.41 and 3.30 solar masses, is an object in the mass gap. |
[5] |
GW200216 2020-02-16 22:08:04 |
2021-11-17 |
2900 |
8.1+0.4 −0.5 |
3800+3000 −2000 |
|
32.9+9.3 −8.5 |
0.10+0.34 −0.36 |
BH |
51+22 −13 |
BH |
30+14 −16 |
BH |
78+19 −13 |
0.70+0.14 −0.24 |
|
[5] |
GW200219 2020-02-19 09:44:15 |
2021-11-17 |
700 |
10.7+0.3 −0.5 |
3400+1700 −1500 |
|
27.6+5.6 −3.8 |
−0.08+0.23 −0.29 |
BH |
37.5+10.1 −6.9 |
BH |
27.9+7.4 −8.4 |
BH |
62.2+11.7 −7.8 |
0.66+0.10 −0.13 |
Originally designated S200219ac. |
[5] |
GW200220_061928 2020-02-20 06:19:28 |
2021-11-17 |
3000 |
7.2+0.4 −0.7 |
6000+4800 −3100 |
|
62+23 −15 |
0.06+0.40 −0.38 |
BH |
87+40 −23 |
BH |
61+26 −25 |
BH |
141+51 −31 |
0.71+0.15 −0.17 |
|
[5] |
GW200220_124850 2020-02-20 12:48:50 |
2021-11-17 |
3200 |
8.5+0.3 −0.5 |
4000+2800 −2200 |
|
28.2+7.3 −5.1 |
−0.07+0.27 −0.33 |
BH |
38.9+14.1 −8.6 |
BH |
27.9+9.2 −9.0 |
BH |
64+16 −11 |
0.67+0.11 −0.14 |
|
[5] |
GW200224 2020-02-24 22:22:34 |
2021-11-17 |
|
20.0+0.2 −0.2 |
1710+490 −640 |
|
31.1+3.2 −2.6 |
0.10+0.15 −0.15 |
BH |
40.0+6.9 −4.5 |
BH |
32.5+5.0 −7.2 |
BH |
68.6+6.6 −4.7 |
0.73+0.07 −0.07 |
Originally designated S200224ca. |
[5] |
GW200225 2020-02-25 06:04:21 |
2021-11-17 |
|
12.5+0.3 −0.4 |
1150+510 −530 |
|
14.2+1.5 −1.4 |
−0.12+0.17 −0.28 |
BH |
19.3+5.0 −3.0 |
BH |
14.0+2.8 −3.5 |
BH |
32.1+3.5 −2.8 |
0.66+0.07 −0.13 |
Originally designated S200225q. |
[5] |
GW200302 2020-03-02 01:58:11 |
2021-11-17 |
6000 |
10.8+0.3 −0.4 |
1480+1020 −700 |
|
23.4+4.7 −3.0 |
0.01+0.25 −0.26 |
BH |
37.8+8.7 −8.5 |
BH |
20.0+8.1 −5.7 |
BH |
55.5+8.9 −8.6 |
0.66+0.13 −0.15 |
Originally designated S200302c. |
[5] |
GW200306 2020-03-06 09:37:14 |
2021-11-17 |
4600 |
7.8+0.4 −0.6 |
2100+1700 −1100 |
|
17.5+3.5 −3.0 |
0.32+0.28 −0.46 |
BH |
28.3+17.1 −7.7 |
BH |
14.8+6.5 −6.4 |
BH |
41.7+12.3 −6.9 |
0.78+0.11 −0.26 |
|
[5] |
GW200308 2020-03-08 17:36:09 |
2021-11-17 |
2000 |
7.1+0.5 −0.5 |
5400+2700 −2600 |
|
19.0+4.8 −2.8 |
0.65+0.21 −0.17 |
BH |
36.4+11.2 −9.6 |
BH |
13.8+7.2 −3.3 |
BH |
47.4+11.1 −7.7 |
0.91+0.03 −0.08 |
|
[5] |
GW200311 2020-03-11 11:58:53 |
2021-11-17 |
|
17.8+0.2 −0.2 |
1170+280 −400 |
|
26.6+2.4 −2.0 |
−0.02+0.16 −0.20 |
BH |
34.2+6.4 −3.8 |
BH |
27.7+4.1 −5.9 |
BH |
59.0+4.8 −3.9 |
0.69+0.07 −0.08 |
Originally designated S200311bg. |
[5] |
GW200316 2020-03-16 21:57:56 |
2021-11-17 |
190 |
10.3+0.4 −0.7 |
1120+470 −440 |
|
8.75+0.62 −0.55 |
0.13+0.27 −0.10 |
BH |
13.1+10.2 −2.9 |
BH |
7.8+1.9 −2.9 |
BH |
20.2+7.4 −1.9 |
0.70+0.04 −0.04 |
Originally designated S200316bj. |
[5] |
GW200322 2020-03-22 09:11:33 |
2021-11-17 |
6500 |
6.0+1.7 −1.2 |
3600+7000 −2000 |
|
15.5+15.7 −3.7 |
0.24+0.45 −0.51 |
BH |
34+48 −18 |
BH |
14.0+16.8 −8.7 |
BH |
53+38 −26 |
0.78+0.16 −0.17 |
|
[5] |
GW230518 2023-05-18 12:59:08 |
2025-08-25 |
490 |
14.2+0.2 −0.4 |
237+108 −98 |
|
2.80±0.06 |
−0.01+0.09 −0.11 |
BH |
8.17+0.84 −0.92 |
NS |
1.45+0.13 −0.10 |
BH |
9.46+0.76 −0.80 |
0.38±0.03 |
Originally designated S230518h. |
[58] |
GW230529
2023-05-29 18:15:00 |
2024-04-05 |
24000 |
11.6+0.3 −0.4 |
201+103 −96 |
|
1.94+0.04 −0.04 |
−0.1+0.12 −0.18 |
MG |
3.66+0.82 −1.21 |
NS |
1.42+0.60 −0.22 |
BH? |
4.92+0.62 −0.63 |
0.58+0.08 −0.06 |
Originally designated S230529ay. Was detected using only the LIGO Livingston detector. It provides strong support for the primary object to be within the mass gap. |
[59][58] |
GW230601
2023-06-01 22:41:34 |
2025-08-25 |
3300 |
12.3+0.2 −0.3 |
600+280 −260 |
|
45.0+10.0 −7.3 |
−0.03+0.27 −0.32 |
BH |
64+17 −13 |
BH |
44+14 −15 |
BH |
102+21 −14 |
0.67+0.12 −0.13 |
Originally designated S230601bf. |
[58] |
GW230605
2023-06-05 06:53:43 |
2025-08-25 |
1000 |
10.5+0.3 −0.4 |
1100+600 −500 |
|
11.9+1.0 −0.9 |
0.06+0.16 −0.10 |
BH |
17.2+6.5 −3.5 |
BH |
11.1+2.5 −2.7 |
BH |
27.3+4.1 −2.7 |
0.69±0.05 |
Originally designated S230605o. |
[58] |
GW230606
2023-06-06 00:43:05 |
2025-08-25 |
1400 |
10.3+0.3 −0.4 |
2700+1500 −1400 |
|
26.5+5.7 −3.6 |
−0.10±0.30 |
BH |
37.6+13.4 −7.6 |
BH |
25.8+8.1 −8.3 |
BH |
60.7+12.8 −7.9 |
0.64+0.11 −0.14 |
Originally designated S230606d. |
[58] |
GW230608
2023-06-08 20:50:47 |
2025-08-25 |
2200 |
9.8+0.3 −0.5 |
3500+2200 −1700 |
|
32.8+7.3 −5.4 |
−0.04+0.25 −0.26 |
BH |
48+13 −11 |
BH |
31+11 −10 |
BH |
75+15 −11 |
0.69+0.11 −0.14 |
Originally designated S230608as. |
[58] |
GW230609
2023-06-09 06:49:58 |
2025-08-25 |
1700 |
9.8+0.3 −0.5 |
3400+1900 −1700 |
|
25.5+5.8 −3.6 |
−0.10+0.20 −0.30 |
BH |
35.3+10.7 −6.9 |
BH |
25.2±7.5 |
BH |
57.8+12.2 −7.7 |
0.64+0.09 −0.13 |
Originally designated S230609u. |
[58] |
GW230624
2023-06-24 11:31:03 |
2025-08-25 |
1300 |
9.7+0.4 −0.5 |
1900+1300 −1000 |
|
18.0+3.2 −2.4 |
0.20±0.30 |
BH |
27.2+13.4 −6.9 |
BH |
16.1+4.8 −4.5 |
BH |
41.8+10.7 −6.3 |
0.72+0.12 −0.11 |
Originally designated S230624av. |
[58] |
GW230627
2023-06-27 01:53:37 |
2025-08-25 |
110 |
28.5±0.1 |
310+60 −130 |
|
6.02+0.16 −0.07 |
0.02+0.08 −0.03 |
BH |
8.37+1.67 −1.26 |
BH |
5.79+0.95 −0.92 |
BH |
13.5+0.8 −0.5 |
0.68+0.02 −0.03 |
Originally designated S230627c. |
[58] |
GW230628
2023-06-28 23:12:00 |
2025-08-25 |
660 |
15.5+0.2 −0.3 |
2300+800 −1100 |
|
25.5+3.8 −2.2 |
−0.01±0.16 |
BH |
32.5+5.9 −3.9 |
BH |
27.1+4.9 −5.2 |
BH |
56.5+8.1 −4.6 |
0.69+0.08 −0.06 |
Originally designated S230628ax. |
[58] |
GW230630_125806
2023-06-30 12:58:06 |
2025-08-25 |
4300 |
8.1+0.4 −0.5 |
5400+5100 −3000 |
|
35.0+11.4 −8.5 |
0.20±0.30 |
BH |
51+20 −14 |
BH |
33+15 −13 |
BH |
80+25 −18 |
0.75+0.11 −0.16 |
Originally designated S230630am. |
[58] |
GW230630_234532
2023-06-30 23:45:32 |
2025-08-25 |
1500 |
9.4+0.3 −0.5 |
1100±500 |
|
7.06+0.57 −0.48 |
−0.04+0.16 −0.08 |
BH |
10.0+3.5 −1.8 |
BH |
6.64+1.46 −1.59 |
BH |
16.1+2.1 −1.4 |
0.66+0.04 −0.05 |
Originally designated S230630bq. |
[58] |
GW230702
2023-07-02 18:54:53 |
2025-08-25 |
2500 |
9.5+0.3 −0.5 |
2400+1900 −1100 |
|
22.9+4.0 −3.5 |
0.05+0.29 −0.26 |
BH |
40+20 −13 |
BH |
18.0+8.5 −6.5 |
BH |
57+15 −11 |
0.64+0.13 −0.15 |
Originally designated S230702an. |
[58] |
GW230704_021211
2023-07-04 02:12:11 |
2025-08-25 |
1500 |
9.0+0.3 −0.5 |
2700+1800 −1500 |
|
21.8+4.4 −3.2 |
−0.01+0.21 −0.24 |
BH |
32.4+11.9 −7.9 |
BH |
19.9+6.5 −6.0 |
BH |
50.5+10.6 −7.9 |
0.66+0.10 −0.13 |
Originally designated S230704f. |
[58] |
GW230704_212616
2023-07-04 21:26:16 |
2025-08-25 |
7400 |
8.0+1.0 −1.0 |
7200+6100 −4200 |
|
55+23 −14 |
0.30+0.30 −0.40 |
BH |
89+42 −27 |
BH |
49+30 −25 |
BH |
132+47 −30 |
0.77+0.12 −0.19 |
Originally designated S230704bd. |
[58] |
GW230706
2023-07-06 10:43:33 |
2025-08-25 |
1500 |
9.0+0.3 −0.5 |
1900+900 −1000 |
|
11.8+1.7 −1.1 |
0.20±0.10 |
BH |
16.3+5.4 −3.0 |
BH |
11.5+2.6 −2.7 |
BH |
26.5+4.3 −2.8 |
0.75+0.07 −0.06 |
Originally designated S230706ah. |
[58] |
GW230707
2023-07-07 12:40:47 |
2025-08-25 |
3200 |
10.6+0.2 −0.4 |
4500±2300 |
|
35.1+8.6 −5.3 |
−0.05+0.25 −0.29 |
BH |
46.1+12.2 −8.2 |
BH |
36.4+10.6 −9.8 |
BH |
78+18 −11 |
0.68+0.09 −0.10 |
Originally designated S230707ai. |
[58] |
GW230708_053705
2023-07-08 05:37:05 |
2025-08-25 |
1900 |
8.3+0.4 −0.6 |
3300+2000 −1700 |
|
22.2+4.4 −3.3 |
0.07+0.23 −0.24 |
BH |
29.1+8.2 −5.4 |
BH |
22.8+5.5 −5.4 |
BH |
49.4+9.7 −7.2 |
0.72±0.09 |
Originally designated S230708t. |
[58] |
GW230708_230935
2023-07-08 23:09:35 |
2025-08-25 |
2600 |
9.2+0.3 −0.5 |
3500+2300 −1600 |
|
42.5+9.7 −7.8 |
0.01+0.27 −0.30 |
BH |
64+20 −15 |
BH |
39+14 −15 |
BH |
98+20 −15 |
0.67+0.12 −0.16 |
Originally designated S230708cf. |
[58] |
GW230709
2023-07-09 12:27:27 |
2025-08-25 |
3600 |
8.5+0.3 −0.5 |
4600+3500 −2400 |
|
31.0+9.4 −6.6 |
0.08+0.30 −0.31 |
BH |
45+16 −11 |
BH |
30±13 |
BH |
71+19 −13 |
0.71+0.12 −0.15 |
Originally designated S230709bi. |
[58] |
GW230712
2023-07-12 09:04:05 |
2025-08-25 |
1400 |
8.0±1.0 |
2000+2600 −1000 |
|
16.5+11.1 −3.2 |
−0.03+0.35 −0.31 |
BH |
32+17 −10 |
BH |
13.1+14.6 −5.9 |
BH |
45+20 −11 |
0.66+0.17 −0.22 |
Originally designated S230712aj. |
[58] |
GW230723
2023-07-23 10:18:34 |
2025-08-25 |
1100 |
9.7+0.3 −0.5 |
1600+700 −900 |
|
11.4+1.6 −0.9 |
−0.20±0.20 |
BH |
16.7+5.9 −3.4 |
BH |
10.6±2.8 |
BH |
26.4+4.2 −2.6 |
0.61+0.09 −0.08 |
Originally designated S230723ac. |
[58] |
GW230726
2023-07-26 00:29:40 |
2025-08-25 |
28000 |
10.2+0.2 −0.4 |
2000+1200 −1000 |
|
27.3+4.4 −3.4 |
−0.02+0.21 −0.23 |
BH |
35.6+9.0 −5.9 |
BH |
27.9±6.0 |
BH |
60.6+9.7 −7.4 |
0.69±0.08 |
Originally designated S230726a. |
[58] |
GW230729
2023-07-29 08:23:17 |
2025-08-25 |
2200 |
8.2+0.3 −0.6 |
1600±800 |
|
8.33+0.94 −0.75 |
0.10+0.20 −0.10 |
BH |
12.3+7.6 −2.7 |
BH |
7.62+2.12 −2.63 |
BH |
19.4+5.1 −2.4 |
0.71±0.06 |
Originally designated S230729z. |
[58] |
GW230731
2023-07-31 21:53:07 |
2025-08-25 |
710 |
11.9+0.2 −0.3 |
1100+300 −500 |
|
7.77+0.58 −0.36 |
−0.05+0.11 −0.06 |
BH |
10.4+2.9 −1.4 |
BH |
7.80+1.24 −1.64 |
BH |
17.4+1.6 −1.0 |
0.67+0.04 −0.03 |
Originally designated S230731an. |
[58] |
GW230803
2023-08-03 03:34:12 |
2025-08-25 |
4100 |
7.7+0.4 −0.6 |
4900+4000 −2600 |
|
30.5+9.3 −6.7 |
0.06+0.29 −0.31 |
BH |
45+19 −12 |
BH |
28+12 −10 |
BH |
70+21 −15 |
0.71+0.12 −0.14 |
Originally designated S230803d. |
[58] |
GW230805
2023-08-05 03:42:49 |
2025-08-25 |
2400 |
9.0+0.3 −0.5 |
3500+2600 −1700 |
|
23.1+5.9 −4.2 |
0.06+0.27 −0.28 |
BH |
32.1+12.5 −7.3 |
BH |
22.6+7.8 −7.5 |
BH |
52.4+13.0 −9.2 |
0.71+0.11 −0.12 |
Originally designated S230805x. |
[58] |
GW230806
2023-08-06 20:40:41 |
2025-08-25 |
4600 |
8.5+0.3 −0.5 |
5500+3700 −2900 |
|
35.8+10.7 −6.9 |
0.08+0.28 −0.27 |
BH |
51+18 −12 |
BH |
35+14 −13 |
BH |
81+23 −15 |
0.71+0.11 −0.13 |
Originally designated S230806ak. |
[58] |
GW230811
2023-08-11 03:21:16 |
2025-08-25 |
940 |
12.8+0.3 −0.4 |
2100+1200 −1100 |
|
24.0+4.1 −2.4 |
0.02±0.18 |
BH |
35.6+8.7 −7.5 |
BH |
22.1+6.7 −5.1 |
BH |
55.3+8.3 −6.4 |
0.69±0.09 |
Originally designated S230811n. |
[58] |
GW230814_061920
2023-08-14 06:19:20 |
2025-08-25 |
5200 |
9.4+0.3 −0.5 |
4000+3400 −2000 |
|
45.5+11.9 −9.9 |
0.05+0.29 −0.28 |
BH |
69+19 −17 |
BH |
42+17 −16 |
BH |
105+24 −19 |
0.69+0.12 −0.14 |
Originally designated S230814r. |
[58] |
GW230814_230901
2023-08-14 23:09:01 |
2025-08-25 |
26000 |
42.1±0.1 |
280+170 −130 |
|
26.7+0.9 −1.0 |
−0.01+0.06 −0.08 |
BH |
33.6+2.8 −2.2 |
BH |
28.3+2.1 −3.0 |
BH |
58.9±1.9 |
0.68+0.02 −0.03 |
Originally designated S230814ah. |
[58] |
GW230819
2023-08-19 17:19:10 |
2025-08-25 |
4800 |
8.9+0.4 −0.5 |
4000+3900 −2200 |
|
42+14 −11 |
−0.04+0.36 −0.43 |
BH |
70+47 −21 |
BH |
35+20 −19 |
BH |
102+41 −22 |
0.64+0.19 −0.25 |
Originally designated S230819ax. |
[58] |
GW230820
2023-08-20 21:25:15 |
2025-08-25 |
2100 |
8.4+0.4 −0.5 |
4000+3000 −2100 |
|
38.6+11.2 −9.8 |
0.20±0.30 |
BH |
62+23 −15 |
BH |
34±18 |
BH |
92+21 −16 |
0.74+0.12 −0.25 |
Originally designated S230820bq. |
[58] |
GW230824
2023-08-24 03:30:47 |
2025-08-25 |
3700 |
10.0+0.2 −0.4 |
4700+2900 −2300 |
|
37.0+9.1 −6.3 |
0.00+0.23 −0.27 |
BH |
52+16 −12 |
BH |
36+12 −13 |
BH |
84+19 −13 |
0.68+0.10 −0.13 |
Originally designated S230824r. |
[58] |
GW230825
2023-08-25 04:13:34 |
2025-08-25 |
3400 |
8.1+0.5 −0.6 |
4900+4200 −2900 |
|
29.4+9.4 −6.3 |
0.30+0.20 −0.30 |
BH |
43+17 −12 |
BH |
27.3+11.9 −8.9 |
BH |
67+20 −15 |
0.79+0.08 −0.15 |
Originally designated S230825k. |
[58] |
GW230831
2023-08-31 01:54:14 |
2025-08-25 |
4000 |
8.1+0.3 −0.7 |
4900+4200 −2900 |
|
30.7+10.6 −6.5 |
0.03±0.30 |
BH |
42+18 −12 |
BH |
30+12 −10 |
BH |
69+24 −14 |
0.71±0.12 |
Originally designated S230831e. |
[58] |
GW230904
2023-09-04 05:10:13 |
2025-08-25 |
1800 |
10.2+0.3 −0.5 |
1000+600 −400 |
|
7.54+0.53 −0.60 |
0.05+0.17 −0.07 |
BH |
10.6+4.1 −1.9 |
BH |
7.12+1.52 −1.88 |
BH |
17.1+2.5 −1.6 |
0.69±0.04 |
Originally designated S230904n. |
[58] |
GW230911
2023-09-11 19:53:24 |
2025-08-25 |
27000 |
10.6+0.3 −0.4 |
1400+1200 −700 |
|
23.1+3.4 −3.0 |
−0.03+0.19 −0.23 |
BH |
33.6+8.1 −7.3 |
BH |
21.7+5.6 −5.7 |
BH |
53.0+7.4 −6.7 |
0.67+0.09 −0.11 |
Originally designated S230911ae. |
[58] |
GW230914
2023-09-14 11:14:01 |
2025-08-25 |
1900 |
16.2+0.2 −0.3 |
2700+1600 −1200 |
|
39.6+7.5 −6.2 |
0.10±0.20 |
BH |
59+12 −11 |
BH |
36+13 −12 |
BH |
90.9+14.0 −9.7 |
0.71+0.09 −0.14 |
Originally designated S230914ak. |
[58] |
GW230919
2023-09-19 21:57:12 |
2025-08-25 |
730 |
15.7+0.2 −0.3 |
1300+800 −500 |
|
21.0+1.8 −1.9 |
0.20±0.10 |
BH |
27.3+5.5 −3.7 |
BH |
21.4+3.5 −4.3 |
BH |
46.5+3.9 −4.3 |
0.75+0.06 −0.05 |
Originally designated S230919bj. |
[58] |
GW230920
2023-09-20 07:11:24 |
2025-08-25 |
2100 |
10.1+0.3 −0.4 |
2900+1800 −1400 |
|
23.9+4.6 −3.4 |
0.00+0.22 −0.23 |
BH |
32.4+9.1 −6.2 |
BH |
23.8+6.6 −6.9 |
BH |
53.9+9.6 −7.6 |
0.69±0.10 |
Originally designated S230920al. |
[58] |
GW230922_020344
2023-09-22 02:03:44 |
2025-08-25 |
|
11.8+0.3 −0.4 |
1600±700 |
|
29.2+3.6 −2.6 |
0.03+0.20 −0.21 |
BH |
39.3+10.0 −6.3 |
BH |
29.2+5.6 −6.2 |
BH |
65.4+8.4 −6.1 |
0.70±0.08 |
Originally designated S230922g. |
[58] |
GW230922_040658
2023-09-22 04:06:58 |
2025-08-25 |
5100 |
11.4+0.2 −0.4 |
6400+4100 −3500 |
|
52+17 −12 |
0.30±0.30 |
BH |
76+28 −18 |
BH |
51+23 −24 |
BH |
119+34 −21 |
0.79+0.08 −0.14 |
Originally designated S230922q. |
[58] |
GW230924
2023-09-24 12:44:53 |
2025-08-25 |
1300 |
12.9+0.2 −0.3 |
2400±1000 |
|
22.3+3.1 −2.1 |
0.02±0.18 |
BH |
28.8+5.9 −4.0 |
BH |
23.1±4.4 |
BH |
49.3+6.6 −4.6 |
0.70+0.07 −0.06 |
Originally designated S230924an. |
[58] |
GW230927_043729
2023-09-27 04:37:29 |
2025-08-25 |
1500 |
10.5+0.2 −0.4 |
3300±1700 |
|
26.5+5.5 −3.5 |
0.01+0.20 −0.22 |
BH |
34.9+8.7 −6.1 |
BH |
27.1+7.2 −6.5 |
BH |
58.9+11.9 −7.6 |
0.69±0.08 |
Originally designated S230927l. |
[58] |
GW230927_153832
2023-09-27 15:38:32 |
2025-08-25 |
330 |
19.7±0.2 |
1200+400 −500 |
|
16.4+1.4 −0.8 |
0.03±0.08 |
BH |
21.9+3.7 −2.9 |
BH |
16.5+2.6 −2.5 |
BH |
36.5+3.1 −2.1 |
0.69+0.04 −0.03 |
Originally designated S230927be. |
[58] |
GW230928
2023-09-28 21:58:27 |
2025-08-25 |
3700 |
8.9+0.4 −0.6 |
5000+3900 −2500 |
|
33.6+9.9 −7.5 |
0.40+0.20 −0.30 |
BH |
54+19 −15 |
BH |
29+14 −11 |
BH |
79+21 −17 |
0.83+0.07 −0.15 |
Originally designated S230928cb. |
[58] |
GW230930
2023-09-30 11:07:30 |
2025-08-25 |
3300 |
8.0+0.3 −0.5 |
4900+3200 −2500 |
|
24.9+6.3 −4.2 |
0.03+0.26 −0.27 |
BH |
34.4+12.9 −7.8 |
BH |
24.4+8.3 −7.4 |
BH |
56.3+14.2 −9.7 |
0.69+0.10 −0.12 |
Originally designated S230930al. |
[58] |
GW231001
2023-10-01 14:02:20 |
2025-08-25 |
4300 |
9.6+0.3 −0.5 |
4400+3800 −2400 |
|
46.4+14.3 −9.9 |
−0.04+0.32 −0.35 |
BH |
75+26 −22 |
BH |
40+18 −16 |
BH |
111+31 −21 |
0.64+0.15 −0.20 |
Originally designated S231001aq. |
[58] |
GW231004
2023-10-04 23:23:46 |
2025-08-25 |
3500 |
8.2+0.3 −0.6 |
4300+3600 −2200 |
|
40.1+11.7 −8.5 |
−0.05+0.30 −0.37 |
BH |
65+24 −19 |
BH |
35+16 −14 |
BH |
96+26 −19 |
0.64+0.14 −0.19 |
Originally designated S231004bq. |
[58] |
GW231005_021030
2023-10-05 02:10:30 |
2025-08-25 |
5600 |
9.4+0.3 −0.4 |
6400+4700 −3300 |
|
54+17 −12 |
0.10+0.35 −0.37 |
BH |
83+31 −22 |
BH |
49+22 −20 |
BH |
126+35 −24 |
0.72+0.14 −0.17 |
Originally designated S231005j. |
[58] |
GW231005_091549
2023-10-05 09:15:49 |
2025-08-25 |
2900 |
8.0+0.3 −0.6 |
3800+2600 −1900 |
|
21.3+4.8 −3.5 |
−0.03+0.23 −0.26 |
BH |
28.8+10.1 −6.1 |
BH |
21.2+6.4 −6.1 |
BH |
48.0+10.8 −7.9 |
0.68+0.10 −0.11 |
Originally designated S231005ah. |
[58] |
GW231008
2023-10-08 14:25:21 |
2025-08-25 |
3000 |
8.9+0.4 −0.5 |
3000+2500 −1300 |
|
28.9+6.8 −5.6 |
−0.01+0.26 −0.28 |
BH |
45+17 −12 |
BH |
25.5+10.7 −9.7 |
BH |
68+15 −13 |
0.66+0.13 −0.19 |
Originally designated S231008ap. |
[58] |
GW231014
2023-10-14 04:05:32 |
2025-08-25 |
1800 |
8.7+0.4 −0.5 |
2300+1400 −1200 |
|
15.0+2.7 −1.9 |
0.20±0.30 |
BH |
20.6+7.8 −4.0 |
BH |
14.7+3.9 −4.3 |
BH |
33.8+6.6 −4.3 |
0.75+0.10 −0.11 |
Originally designated S231014r. |
[58] |
GW231018
2023-10-18 23:30:37 |
2025-08-25 |
1600 |
8.2+0.3 −0.6 |
1500+800 −700 |
|
7.90+0.88 −0.68 |
0.01+0.17 −0.13 |
BH |
11.6+4.9 −2.5 |
BH |
7.23+1.87 −2.00 |
BH |
18.2+3.3 −2.0 |
0.67+0.05 −0.07 |
Originally designated S231018by. |
[58] |
GW231020
2023-10-20 14:29:47 |
2025-08-25 |
1500 |
10.5+0.3 −0.4 |
1200+500 −600 |
|
8.06+0.81 −0.53 |
0.10+0.30 −0.10 |
BH |
12.1+9.1 −2.7 |
BH |
7.30+2.06 −2.85 |
BH |
18.9+6.3 −2.0 |
0.72+0.06 −0.04 |
Originally designated S231020ba. |
[58] |
GW231028
2023-10-28 15:30:06 |
2025-08-25 |
1300 |
21.0±0.2 |
4100+1400 −1900 |
|
63+13 −10 |
0.40±0.20 |
BH |
95+33 −20 |
BH |
58+21 −25 |
BH |
144+27 −14 |
0.84+0.05 −0.10 |
Originally designated S231028bg. |
[58] |
GW231029
2023-10-29 11:15:08 |
2025-08-25 |
29000 |
11.2+0.2 −0.3 |
3100+2400 −1700 |
|
44.2+10.5 −8.0 |
0.10±0.20 |
BH |
65+17 −14 |
BH |
42+15 −16 |
BH |
101+21 −15 |
0.72+0.10 −0.15 |
Originally designated S231029y. |
[58] |
GW231102
2023-11-02 07:17:36 |
2025-08-25 |
3000 |
13.3+0.2 −0.3 |
3800+2100 −1800 |
|
43.4+9.3 −6.3 |
0.06+0.23 −0.22 |
BH |
61+14 −12 |
BH |
43±13 |
BH |
98+19 −12 |
0.70+0.09 −0.10 |
Originally designated S231102w. |
[58] |
GW231104
2023-11-04 13:34:18 |
2025-08-25 |
1100 |
11.0+0.2 −0.4 |
1500+500 −700 |
|
8.84+0.87 −0.56 |
0.10±0.10 |
BH |
12.3+4.5 −2.1 |
BH |
8.56+1.79 −2.16 |
BH |
20.0+2.8 −1.7 |
0.72+0.05 −0.04 |
Originally designated S231104ac. |
[58] |
GW231108
2023-11-08 12:51:42 |
2025-08-25 |
1000 |
12.4+0.2 −0.3 |
2100+700 −900 |
|
17.3+2.1 −1.3 |
−0.08+0.13 −0.15 |
BH |
23.2+5.5 −3.6 |
BH |
17.4+3.2 −3.1 |
BH |
38.8+4.9 −3.2 |
0.66+0.06 −0.05 |
Originally designated S231108u. |
[58] |
GW231110
2023-11-10 04:03:20 |
2025-08-25 |
800 |
11.0+0.3 −0.4 |
1900±900 |
|
13.4+1.7 −1.2 |
0.20±0.10 |
BH |
19.5+5.8 −4.1 |
BH |
12.5+3.1 −2.9 |
BH |
30.6+4.2 −3.3 |
0.74+0.06 −0.05 |
Originally designated S231110g. |
[58] |
GW231113_122623
2023-11-13 12:26:23 |
2025-08-25 |
2800 |
7.8+0.4 −0.7 |
3400+2400 −1700 |
|
27.9+6.3 −5.5 |
0.30+0.20 −0.30 |
BH |
39.7+17.3 −9.6 |
BH |
26.4+9.0 −9.4 |
BH |
63+15 −12 |
0.81+0.08 −0.16 |
Originally designated S231113bb. |
[58] |
GW231113_200417
2023-11-13 20:04:17 |
2025-08-25 |
1600 |
10.1+0.3 −0.5 |
1200+600 −500 |
|
8.01+0.68 −0.64 |
0.10±0.10 |
BH |
11.5+5.1 −2.3 |
BH |
7.41+1.76 −2.00 |
BH |
18.3+3.2 −1.9 |
0.72+0.06 −0.04 |
Originally designated S231113bw. |
[58] |
GW231114
2023-11-14 04:32:11 |
2025-08-25 |
1700 |
9.8+0.3 −0.5 |
1400+900 −600 |
|
11.6±1.1 |
0.08+0.22 −0.16 |
BH |
22.7+9.6 −6.4 |
BH |
8.20+2.56 −2.18 |
BH |
30.0+7.8 −4.8 |
0.61±0.06 |
Originally designated S231114n. |
[58] |
GW231118_005626
2023-11-18 00:56:26 |
2025-08-25 |
1100 |
10.5+0.3 −0.5 |
2200+900 −1000 |
|
12.6+1.6 −1.1 |
0.40±0.10 |
BH |
19.8+6.6 −4.9 |
BH |
10.9+3.3 −2.4 |
BH |
29.3+5.3 −3.6 |
0.80+0.06 −0.05 |
Originally designated S231118d. |
[58] |
GW231118_071402
2023-11-18 07:14:02 |
2025-08-25 |
3600 |
8.5+0.3 −0.5 |
4300+3500 −2200 |
|
30.4+7.9 −6.1 |
0.10±0.30 |
BH |
43+15 −10 |
BH |
30±10 |
BH |
69+17 −13 |
0.72+0.11 −0.14 |
Originally designated S231118ab. |
[58] |
GW231118_090602
2023-11-18 09:06:02 |
2025-08-25 |
1100 |
10.9±0.4 |
1400+500 −600 |
|
8.37+0.76 −0.56 |
0.08+0.36 −0.09 |
BH |
13.1+13.7 −3.3 |
BH |
7.29+2.13 −3.27 |
BH |
19.7+10.6 −2.3 |
0.70+0.08 −0.04 |
Originally designated S231118an. |
[58] |
GW231119
2023-11-19 07:52:48 |
2025-08-25 |
5900 |
7.7+0.3 −0.5 |
6700+5500 −3700 |
|
34.4+12.4 −7.8 |
0.00+0.28 −0.30 |
BH |
49+23 −13 |
BH |
34+15 −13 |
BH |
79+27 −18 |
0.68+0.11 −0.16 |
Originally designated S231119u. |
[58] |
GW231123
2023-11-23 13:54:30 |
2025-07-10 |
1700 |
20.7+0.2 −0.3 |
2200+2000 −1500 |
|
137+23 −18 |
0.30+0.20 −0.40 |
BH |
137+23 −18 |
BH |
101+22 −51 |
BH |
222+27 −42 |
0.84+0.07 −0.19 |
Originally designated S231123cg. The most massive black hole merger detected as of July 2025 |
[60][58] |
GW231127
2023-11-27 16:53:00 |
2025-08-25 |
4400 |
8.3+0.3 −0.5 |
4500+3600 −2500 |
|
30.5+9.5 −6.7 |
0.05+0.30 −0.32 |
BH |
45+18 −12 |
BH |
29±12 |
BH |
71+21 −14 |
0.69+0.12 −0.17 |
Originally designated S231127cg. |
[58] |
GW231129
2023-11-29 08:17:45 |
2025-08-25 |
3700 |
7.5+0.4 −0.7 |
3800+3600 −2100 |
|
27.7+7.7 −5.7 |
0.02+0.27 −0.26 |
BH |
45+15 −12 |
BH |
23.8+10.0 −8.2 |
BH |
66+17 −14 |
0.67+0.13 −0.16 |
Originally designated S231129ac. |
[58] |
GW231206_233134
2023-12-06 23:31:34 |
2025-08-25 |
2400 |
11.0+0.3 −0.4 |
3200±1800 |
|
27.2+5.9 −3.9 |
−0.09+0.22 −0.24 |
BH |
35.6+9.1 −6.3 |
BH |
28.1+7.5 −7.1 |
BH |
60.6+12.7 −8.4 |
0.67+0.09 −0.10 |
Originally designated S231206ca. |
[58] |
GW231206_233901
2023-12-06 23:39:01 |
2025-08-25 |
350 |
21.0+0.1 −0.2 |
1500+300 −500 |
|
28.1+2.7 −1.7 |
−0.05+0.14 −0.15 |
BH |
37.6+6.6 −4.6 |
BH |
28.4+5.4 −6.0 |
BH |
63.1+5.0 −3.4 |
0.67+0.06 −0.07 |
Originally designated S231206cc. |
[58] |
GW231213
2023-12-13 11:14:17 |
2025-08-25 |
2600 |
9.7+0.2 −0.4 |
4000+2300 −2000 |
|
26.7+6.3 −4.2 |
0.06+0.24 −0.23 |
BH |
35.5+10.3 −6.7 |
BH |
27.2+8.1 −7.5 |
BH |
59.5+13.4 −8.8 |
0.71±0.09 |
Originally designated S231213ap. |
[58] |
GW231221
2023-12-21 13:50:41 |
2025-08-25 |
3700 |
7.8+0.4 −0.6 |
4600+3700 −2500 |
|
30.7+9.5 −6.8 |
0.01+0.36 −0.38 |
BH |
47+21 −13 |
BH |
28±13 |
BH |
72+20 −15 |
0.69+0.15 −0.17 |
Originally designated S231221ax. |
[58] |
GW231223_032836
2023-12-23 03:28:36 |
2025-08-25 |
4200 |
8.8+0.3 −0.5 |
4200+3100 −2100 |
|
31.8+8.6 −7.0 |
−0.20+0.30 −0.40 |
BH |
46+16 −11 |
BH |
31+12 −14 |
BH |
73+17 −13 |
0.63+0.13 −0.17 |
Originally designated S231223j. |
[58] |
GW231223_075055
2023-12-23 07:50:55 |
2025-08-25 |
1500 |
8.8+0.4 −0.6 |
970+580 −430 |
|
7.79+0.58 −0.59 |
0.06+0.22 −0.12 |
BH |
11.9+6.8 −2.8 |
BH |
6.80+2.00 −2.13 |
BH |
18.1+4.8 −1.9 |
0.69+0.06 −0.05 |
Originally designated S231223aa. |
[58] |
GW231223_202619
2023-12-23 20:26:19 |
2025-08-25 |
27000 |
9.8+0.2 −0.4 |
890+490 −440 |
|
8.36+0.66 −0.57 |
0.10+0.13 −0.11 |
BH |
11.1+3.8 −1.6 |
BH |
8.33+1.36 −1.93 |
BH |
18.7+2.2 −1.5 |
0.71±0.05 |
Originally designated S231223bg. |
[58] |
GW231224
2023-12-24 02:43:21 |
2025-08-25 |
390 |
12.9+0.2 −0.3 |
950+290 −400 |
|
7.13+0.48 −0.29 |
−0.01+0.08 −0.06 |
BH |
9.31+2.20 −1.09 |
BH |
7.30+1.01 −1.33 |
BH |
15.9+1.3 −0.8 |
0.68+0.04 −0.03 |
Originally designated S231224e. |
[58] |
GW231226
2023-12-26 10:15:20 |
2025-08-25 |
190 |
33.7±0.1 |
1200+200 −400 |
|
32.4+1.8 −1.4 |
−0.09+0.09 −0.10 |
BH |
40.1+4.4 −2.9 |
BH |
35.0+3.2 −4.9 |
BH |
71.4+3.8 −2.8 |
0.67±0.04 |
Originally designated S231226av. |
[58] |
GW231230
2023-12-30 17:01:16 |
2025-08-25 |
6700 |
7.4+0.4 −0.7 |
5700+4800 −3200 |
|
36.9+14.3 −8.4 |
−0.20+0.30 −0.40 |
BH |
54+50 −15 |
BH |
35+15 −14 |
BH |
86+47 −19 |
0.62+0.13 −0.20 |
Originally designated S231230ar. |
[58] |
GW231231
2023-12-31 15:40:16 |
2025-08-25 |
27000 |
13.1+0.2 −0.3 |
1100+600 −500 |
|
17.1+1.6 −1.4 |
−0.03±0.12 |
BH |
22.5+5.7 −3.3 |
BH |
17.2+2.9 −3.2 |
BH |
38.1+4.0 −3.2 |
0.67+0.06 −0.05 |
Originally designated S231231ag. |
[58] |
GW240104
2024-01-04 16:49:32 |
2025-08-25 |
28000 |
14.1+0.2 −0.3 |
1900+1000 −1000 |
|
31.8+5.1 −3.9 |
0.09±0.19 |
BH |
42.3+9.4 −6.7 |
BH |
32.1+7.5 −8.0 |
BH |
70.6+10.7 −7.9 |
0.73±0.08 |
Originally designated S240104bl. |
[58] |
GW240107
2024-01-07 01:32:15 |
2025-08-25 |
4800 |
8.5+0.4 −0.5 |
5800+4800 −3200 |
|
36.2+14.0 −9.5 |
0.30+0.30 −0.40 |
BH |
59+27 −18 |
BH |
32+20 −16 |
BH |
87+28 −19 |
0.79+0.10 −0.19 |
Originally designated S240107b. |
[58] |
GW240109
2024-01-09 05:04:31 |
2025-08-25 |
27000 |
10.4+0.2 −0.4 |
1500+1000 −800 |
|
19.6+2.7 −2.2 |
−0.07+0.20 −0.23 |
BH |
28.8+7.5 −6.2 |
BH |
18.1+4.8 −4.1 |
BH |
45.1+6.5 −5.5 |
0.64±0.09 |
Originally designated S240109a. |
[58] |
GW250114
2025-01-14 08:22:03 |
2025-09-10 |
|
80 |
403+74 −70 |
|
28.6±0.5 |
−0.03+0.03 −0.04 |
BH |
33.6+1.2 −0.8 |
BH |
32.2+0.8 −1.3 |
BH |
62.7+1.0 −1.1 |
0.68±0.01 |
Originally designated S250114ax. |
[61] |