IAU designated constellations by geographical visibility

The International Astronomical Union (IAU) designates 88 constellations.^[1] In the table below, they are listed by geographical visibility according to latitude as seen from Earth, as well as the best months for viewing the constellations at 21:00 (9 p.m.).

List

		Geographical visibility			Celestial coordinates
Abbrev.	Constellation	Northern- most latitude	Southern- most latitude	Month for best visibility at 21:00 (9 p.m.)	Right ascension (hours & mins)[2]	Declination (degs & mins)[3]	Quad [4]
UMi	Ursa Minor	90	-10	June	+15 00.00	+77 41.99	NQ3
Cep	Cepheus	90	-10	November	+02 32.64	+71 00.51	NQ4
Cam	Camelopardalis	90	-10	February	+08 51.37	+69 22.89	NQ2
Dra	Draco	90	-15	July	+15 08.64	+67 00.40	NQ3
Cas	Cassiopeia	90	-20	November	+01 19.16	+62 11.04	NQ1
UMa	Ursa Major	90	-30	April	+11 18.76	+50 43.27	NQ2
Lyn	Lynx	90	-55	February	+07 59.53	+47 28.00	NQ2
Lac	Lacerta	90	-40	October	+22 27.68	+46 02.51	NQ4
Per	Perseus	90	-35	December	+03 10.50	+45 00.79	NQ1
Cyg	Cygnus	90	-40	September	+20 35.28	+44 32.70	NQ4
Aur	Auriga	90	-40	February	+06 04.42	+42 01.68	NQ2
CVn	Canes Venatici	90	-40	May	+13 06.96	+40 06.11	NQ3
And	Andromeda	90	-40	November	+00 48.46	+37 25.91	NQ1
Lyr	Lyra	90	-40	August	+18 51.17	+36 41.36	NQ4
CrB	Corona Borealis	90	-50	June	+15 50.59	+32 37.49	NQ3
LMi	Leo Minor	90	-45	April	+10 14.72	+32 08.08	NQ2
Tri	Triangulum	90	-60	December	+02 11.07	+31 28.56	NQ1
Boo	Boötes	90	-50	June	+14 42.64	+31 12.16	NQ3
Her	Hercules	90	-50	July	+17 23.16	+27 29.93	NQ3
Vul	Vulpecula	90	-55	September	+20 13.88	+24 26.56	NQ4
Com	Coma Berenices	90	-70	May	+12 47.27	+23 18.34	NQ3
Gem	Gemini	90	-60	February	+07 04.24	+22 36.01	NQ2
Ari	Aries	90	-60	December	+02 38.16	+20 47.54	NQ1
Cnc	Cancer	90	-60	March	+08 38.96	+19 48.35	NQ2
Peg	Pegasus	90	-60	October	+22 41.84	+19 27.98	NQ4
Sge	Sagitta	90	-70	August	+19 39.05	+18 51.68	NQ4
Tau	Taurus	90	-65	January	+04 42.13	+14 52.63	NQ1
Psc	Pisces	90	-65	November	+00 28.97	+13 41.23	NQ1
Leo	Leo	90	-65	April	+10 40.03	+13 08.32	NQ2
Del	Delphinus	90	-69	September	+20 41.61	+11 40.26	NQ4
Equ	Equuleus	90	-80	September	+21 11.26	+07 45.49	NQ4
CMi	Canis Minor	90	-75	February	+07 39.17	+06 25.63	NQ2
Ser	Serpens[5]	80	-80	July	+16 57.04	+06 07.32	NQ3
Ori	Orion	85	-75	January	+05 34.59	+05 56.94	NQ1
Aql	Aquila	90	-75	August	+19 40.02	+03 24.65	NQ4
Mon	Monoceros	75	-90	February	+07 03.63	+00 16.93	NQ2
Sex	Sextans	80	-90	April	+10 16.29	−02 36.88	SQ2
Vir	Virgo	80	-80	May	+13 24.39	−04 09.51	SQ3
Cet	Cetus	70	-90	November	+01 40.10	−07 10.76	SQ1
Oph	Ophiuchus	80	-80	July	+17 23.69	−07 54.74	SQ3
Sct	Scutum	80	-90	August	+18 40.39	−09 53.32	SQ4
Aqr	Aquarius	65	-90	October	+22 17.38	−10 47.35	SQ4
Hya	Hydra	54	-83	April	+11 36.73	−14 31.91	SQ2
Lib	Libra	65	-90	June	+15 11.96	−15 14.08	SQ3
Crt	Crater	65	-90	April	+11 23.75	−15 55.74	SQ2
Cap	Capricornus	60	-90	September	+21 02.93	−18 01.39	SQ4
Crv	Corvus	60	-90	May	+12 26.52	−18 26.20	SQ3
Lep	Lepus	63	-90	January	+05 33.95	−19 02.78	SQ1
CMa	Canis Major	60	-90	February	+06 49.74	−22 08.42	SQ2
Sco	Scorpius	40	-90	July	+16 53.24	−27 01.89	SQ3
Pyx	Pyxis	50	-90	March	+08 57.16	−27 21.10	SQ2
Sgr	Sagittarius	55	-90	August	+19 05.94	−28 28.61	SQ4
Eri	Eridanus	32	-90	December	+03 18.02	−28 45.37	SQ1
PsA	Piscis Austrinus	55	-90	October	+22 17.07	−30 38.53	SQ4
Pup	Puppis	40	-90	February	+07 15.48	−31 10.64	SQ2
For	Fornax	50	-90	December	+02 47.88	−31 38.07	SQ1
Scl	Sculptor	50	-90	November	+00 26.28	−32 05.30	SQ1
Ant	Antlia	45	-90	April	+10 16.43	−32 29.01	SQ2
Col	Columba	45	-90	January	+05 51.76	−35 05.67	SQ1
Mic	Microscopium	45	-90	September	+20 57.88	−36 16.49	SQ4
Cae	Caelum	40	-90	January	+04 42.27	−37 52.90	SQ1
CrA	Corona Australis	40	-90	August	+18 38.79	−41 08.85	SQ4
Lup	Lupus	35	-90	June	+15 13.21	−42 42.53	SQ3
Gru	Grus	34	-90	October	+22 27.39	−46 21.11	SQ4
Vel	Vela	30	-90	March	+09 34.64	−47 10.03	SQ2
Cen	Centaurus	25	-90	May	+13 04.27	−47 20.72	SQ3
Phe	Phoenix	32	-90	November	+00 55.91	−48 34.84	SQ1
Tel	Telescopium	40	-90	August	+19 19.54	−51 02.21	SQ4
Nor	Norma	30	-90	June	+15 54.18	−51 21.09	SQ3
Hor	Horologium	30	-90	December	+03 16.56	−53 20.18	SQ1
Pic	Pictor	26	-90	January	+05 42.46	−53 28.45	SQ1
Ara	Ara	25	-90	July	+17 22.49	−56 35.30	SQ3
Dor	Dorado	20	-90	January	+05 14.51	−59 23.22	SQ1
Ind	Indus	15	-90	September	+21 58.33	−59 42.40	SQ4
Ret	Reticulum	23	-90	December	+03 55.27	−59 59.85	SQ1
Cru	Crux	20	-90	May	+12 26.99	−60 11.19	SQ3
Cir	Circinus	30	-90	June	+14 34.54	−63 01.82	SQ3
Car	Carina	20	-90	March	+08 41.70	−63 13.16	SQ2
TrA	Triangulum Australe	25	-90	July	+16 04.95	−65 23.28	SQ3
Pav	Pavo	30	-90	August	+19 36.71	−65 46.89	SQ4
Tuc	Tucana	25	-90	October	+23 46.64	−65 49.80	SQ4
Vol	Volans	15	-90	February	+07 47.73	−69 48.07	SQ2
Hyi	Hydrus	8	-90	December	+02 20.65	−69 57.39	SQ1
Mus	Musca	10	-90	May	+12 35.28	−70 09.66	SQ3
Aps	Apus	5	-90	July	+16 08.65	−75 18.00	SQ3
Men	Mensa	4	-90	January	+05 24.90	−77 30.24	SQ1
Cha	Chamaeleon	5	-90	April	+10 41.53	−79 12.30	SQ2
Oct	Octans	0	-90	October	+23 00.00	−82 09.12	SQ4