1181 Lilith
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1181 Lilith (prov. designation: 1927 CQ) is a metallic asteroid from the middle region of the asteroid belt, approximately 23 kilometers (14 miles) in diameter. It was discovered on 11 February 1927, by Russian–French astronomer Benjamin Jekhowsky at Algiers Observatory in Algeria, Northern Africa, and named after French composer Lili Boulanger.[2][1]
Quick Facts Discovery, Discovered by ...
Discovery[1] | |
---|---|
Discovered by | B. Jekhovsky |
Discovery site | Algiers Obs. |
Discovery date | 11 February 1927 |
Designations | |
(1181) Lilith | |
Named after | Lili Boulanger (French composer)[2] |
1927 CQ · 1925 QF 1943 WC · 1953 CA 1964 PG · A914 BA | |
main-belt · (middle)[3] background[4][5][6] | |
Symbol | (astrological) |
Orbital characteristics[7] | |
Epoch 31 May 2020 (JD 2459000.5) | |
Uncertainty parameter 0 | |
Observation arc | 89.50 yr (32,689 d) |
Aphelion | 3.1851 AU |
Perihelion | 2.1457 AU |
2.6654 AU | |
Eccentricity | 0.1950 |
4.35 yr (1,589 d) | |
219.56° | |
0° 13m 35.4s / day | |
Inclination | 5.6012° |
260.70° | |
156.05° | |
Physical characteristics | |
Mean diameter | 20.492±0.276 km[8][9] |
15.04±0.01 h[10] | |
0.106±0.011[9] | |
SMASS = X[7][5] | |
11.3[1][7] | |
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