List of stars in Apus

This is the list of notable stars in the constellation Apus, sorted by decreasing brightness.

Name	B	Var	HD	HIP	RA	Dec	vis. mag.	abs. mag.	Dist. (ly)	Sp. class	Notes
α Aps	α		129078	72370	14h 47m 51.73s	−79° 02′ 41.0″	3.83	−1.67	411	K5III
γ Aps	γ		147675	81065	16h 33m 27.46s	−78° 53′ 49.1″	3.86	0.41	159	K0IV SB
β Aps	β		149324	81852	16h 43m 05.42s	−77° 30′ 59.7″	4.23	0.81	158	K0III	double star
δ1 Aps	δ1		145366	80047	16h 20m 20.84s	−78° 41′ 44.4″	4.68	−2.17	765	M4-M5III	visual double star with δ2 Aps; semiregular variable, Vmax = 4.66m, Vmin = 4.87m
ζ Aps	ζ		156277	84969	17h 21m 59.53s	−67° 46′ 14.3″	4.76	−0.14	312	K1III
η Aps	η		123998	69896	14h 18m 13.97s	−81° 00′ 27.4″	4.89	1.73	140	A2m...
ε Aps	ε		124771	70248	14h 22m 23.20s	−80° 06′ 32.1″	5.06	−1.08	551	B4V	γ Cas variable
δ2 Aps	δ2		145388	80057	16h 20m 26.86s	−78° 40′ 02.7″	5.27	−1.27	663	K3III	visual double star with δ1 Aps
R Aps		R	131109	73223	14h 57m 53.16s	−76° 39′ 45.4″	5.37	−0.22	428	K4III	not variable despite designation
ι Aps	ι		156190	84979	17h 22m 05.88s	−70° 07′ 23.4″	5.39	−2.34	1144	B8/B9Vn...	binary star
κ1 Aps	κ1		137387	76013	15h 31m 30.82s	−73° 23′ 22.4″	5.52		1200	B1npe	double star; γ Cas variable, Vmax = 5.43m, Vmin = 5.61m
HR 6135			148488	81141	16h 34m 19.37s	−70° 59′ 17.0″	5.50	−1.80	942	K1IIICN...
HD 130458			130458	72833	14h 53m 13.54s	−73° 11′ 24.6″	5.59	0.63	320	G5III	double star
κ2 Aps	κ2		138800	76750	15h 40m 21.36s	−73° 26′ 47.9″	5.64	−1.12	734	B8IVe	triple star
θ Aps	θ		122250	68815	14h 05m 20.10s	−76° 47′ 48.0″	5.69	0.67	328	M6.5III	semiregular variable, Vmax = 4.65m, Vmin = 6.20m, P = 111.0 d
HR 5955			143346	78868	16h 05m 55.88s	−72° 24′ 03.9″	5.70	0.97	288	K1IIICNII
NO Aps		NO	156513	85760	17h 31m 27.47s	−80° 51′ 32.5″	5.83	−1.15	811	M3III	semiregular variable, Vmax = 5.71m, Vmin = 5.95m
HD 164712			164712	89115	18h 11m 15.76s	−75° 53′ 26.9″	5.86	1.41	253	K3III	double star
HD 165259			165259	89234	18h 12m 34.17s	−73° 40′ 18.4″	5.86	2.80	133	F5V	double star
HD 131425			131425	73415	15h 00m 11.34s	−77° 09′ 37.9″	5.92	−1.23	876	G8II
HD 138867			138867	76877	15h 41m 54.70s	−76° 04′ 54.7″	5.95	0.64	377	B9V
HD 122862			122862	69090	14h 08m 27.71s	−74° 51′ 02.6″	6.02	3.73	93	G1V
HD 133981			133981	74421	15h 12m 34.01s	−72° 46′ 14.0″	6.02	−1.06	849	B8/B9III
HD 126209			126209	70874	14h 29m 37.07s	−76° 43′ 44.5″	6.06	0.04	522	K0/K1III
HD 161988			161988	87926	17h 57m 41.68s	−76° 10′ 40.6″	6.08	−0.23	595	K2III	double star
HD 121439			121439	68431	14h 00m 32.85s	−78° 35′ 23.9″	6.09	−0.65	728	B9III
HD 138289			138289	76664	15h 39m 18.62s	−77° 55′ 03.7″	6.19	1.10	339	K2II
HD 131551			131551	73394	14h 59m 55.77s	−75° 01′ 57.4″	6.20	0.15	529	B9V	double star
HD 154556			154556	84158	17h 12m 19.85s	−70° 43′ 15.2″	6.21	1.99	228	K1IVCN...
HD 154972			154972	84510	17h 16m 35.70s	−74° 31′ 58.4″	6.24	1.25	324	A0V
HD 128294			128294	71870	14h 41m 59.76s	−77° 00′ 41.1″	6.34	0.05	592	B9III
HD 162337			162337	88599	18h 05m 26.74s	−81° 29′ 11.2″	6.37	−0.89	924	K3/K4III
HD 137366			137366	75959	15h 30m 49.19s	−71° 39′ 14.7″	6.39	−1.15	1052	B3V
HD 141846			141846	78360	15h 59m 55.14s	−78° 01′ 37.6″	6.40	1.76	276	F3IV	double star
HD 124639			124639	70418	14h 24m 22.18s	−82° 50′ 53.6″	6.42	−0.74	881	B8V	emission-line star
HD 129899			129899	72670	14h 51m 30.07s	−77° 10′ 33.4″	6.44	−0.76	898	Ap...
HD 152010			152010	82944	16h 57m 01.06s	−71° 06′ 41.6″	6.46	−2.08	1663	A5IV/V	double star
HD 124099			124099	69778	14h 16m 55.17s	−77° 39′ 51.2″	6.48	−2.82	2362	K2IIp	semiregular variable, Vmax = 6.46m, Vmin = 6.49m, P = 528 d
HD 159558			159558	86510	17h 40m 44.57s	−67° 51′ 14.8″	6.48	1.15	379	G8III
HD 134606			134606	74653	15h 15m 15s	−70° 31′ 11″	6.85		86	G6IV	has three planets (b, c & d)
HD 137509		NN	137509	76011	15h 31m 27.12s	−71° 03′ 43.7″	6.87		638	B8	α2 CVn variable, Vmax = 6.86m, Vmin = 6.92m, P = 4.4928 d
HD 131664			131664	73408	15h 00m 06.07s	−73° 32′ 07.2″	8.13		183.5	G3V	has a planet (b)
HD 137388			137388	76351	15h 35m 40s	−80° 12′ 17″	8.71		124	K0/K1V	has a planet (b)
S Aps		S	133444	74179	15h 09m 24.53s	−72° 03′ 45.2″	9.60		4900	C+	R CrB variable, Vmax = 9.54m, Vmin = 17.0m, P = 66.03 d
HD 138403			138403		15h 37m 11.18s	−71° 54′ 52.9″	10.47			O8(f)ep	central star of planetary nebula He 2-131
Z Aps		Z			14h 06m 54.81s	−71° 22′ 16.8″	11.07				RV Tau variable, Vmax = 10.7m, Vmin = 12.7m, P = 37.89 d
L 19-2		MY			14h 33m 07.60s	−81° 20′ 14.5″	13.75			DA4.1	ZZ Cet variable, ΔV = 0.05m
Table Legend:  • Name = Proper name.  • B = Bayer designation.  • F or/and G. = Flamsteed designation or Gould designation.  • Var = Variable star designation  • HD = Henry Draper Catalogue designation number.  • HIP = Hipparcos Catalogue designation number.  • RA = Right Ascension for the Epoch/Equinox J2000.0.  • Dec = Declination for the Epoch/Equinox J2000.0.  • vis. mag. = visual magnitude (m or mv), also known as apparent magnitude.  • abs. mag. = absolute magnitude (Mv).  • Dist. (ly) = Distance in light years from Earth.  • Sp. class = Spectral class of the star in the stellar classification system.  • Notes = Common name(s) or alternate name(s); comments; notable properties [for example: multiple star status, range of variability if it is a variable star, exoplanets, etc.].

See also

• List of stars by constellation