Astronomy:List of stars in Crux

Short description: none

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

Name	B	Var	HD	HIP	RA	Dec	vis. mag.	abs. mag.	Dist. (ly)	Sp. class	Notes
β Cru	β		111123	62434	12h 47m 43.32s	−59° 41′ 19.4″	1.25	−3.92	352	B0.5III	Mimosa, Becrux; binary star or possibly triple star system, 20th brightest of all stars; β Cep variable, Vmax = +1.23m, Vmin = +1.31m, P = 0.2365072 d Probable high-mass member of Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
α1 Cru (α Cru A)	α1		108248	60718	12h 26m 35.94s	−63° 05′ 56.6″	1.4	−3.6	321	B0.5IV	component of Acrux, 23rd brightest star, multiple star, spectroscopic binary. Possible member Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association (debated).
γ Cru	γ		108903	61084	12h 31m 09.93s	−57° 06′ 45.2″	1.60	−0.56	88	M4III	Gacrux, SRV, Vmax = +1.60m, Vmin = +1.67m
α2 Cru (α Cru B)	α2		108249		12h 26m 36.50s	−63° 05′ 58.0″	2.09	−2.88	321	B1V	component of Acrux. Possible member Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association (debated).
δ Cru	δ		106490	59747	12h 15m 08.76s	−58° 44′ 56.0″	2.79	−2.45	364	B2IV	Imai, β Cep variable; Vmax = +2.78m, Vmin = +2.80m, P = 0.151038 d Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
ε Cru	ε		107446	60260	12h 21m 21.81s	−60° 24′ 04.9″	3.59	−0.63	228	K3/K4III	Ginan, suspected variable
μ1 Cru	μ1		112092	63003	12h 54m 35.66s	−57° 10′ 40.4″	4.03	−1.29	377	B2IV-V	binary star; suspected variable; Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
ζ Cru	ζ		106983	60009	12h 18m 26.29s	−64° 00′ 11.0″	4.06	−1.16	361	B2.5V	double star, Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
η Cru	η		105211	59072	12h 06m 52.85s	−64° 36′ 49.1″	4.14	2.67	64	F2III	double star
θ1 Cru	θ1		104671	58758	12h 03m 01.70s	−63° 18′ 46.6″	4.32	0.08	230	Am	spectroscopic binary
HD 110956			110956	62327	12h 46m 22.75s	−56° 29′ 19.6″	4.62	−0.80	396	B3V	double star; suspected slow irregular variable; Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
λ Cru	λ		112078	63007	12h 54m 39.22s	−59° 08′ 48.0″	4.62	−0.59	360	B4Vn	β Cep variable, ΔV = 0.02m, P = 0.3951 d, Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
ι Cru	ι		110829	62268	12h 45m 37.92s	−60° 58′ 52.2″	4.69	1.78	125	K1III	optical double
θ2 Cru	θ2		104841	58867	12h 04m 19.24s	−63° 09′ 56.6″	4.72	−2.10	753	B2IV	spectroscopic binary; β Cep variable, Vmax = +4.70m, Vmin = +4.74m, P = 0.0889 d
α Cru C			108250		12h 26m 30.90s	−63° 07′ 21.0″	4.86			B4IV	probable optical double with the α Cru system; suspected variable
CH Cru		CH	110335	61966	12h 41m 56.60s	−59° 41′ 08.9″	4.91	−2.60	1035	B6IV	Lumbung, γ Cas variable
μ2 Cru	μ2		112091	63005	12h 54m 36.92s	−57° 10′ 07.1″	5.08	−0.14	361	B5Vne	component of μ Cru system; γ Cas variable, Vmax = +4.99m, Vmin = +5.18m
HD 110432		BZ	110432	62027	12h 42m 50.28s	−63° 03′ 31.0″	5.27	−2.12	982	B2pe	high-mass X-ray binary; γ Cas variable, Vmax = +5.24m, Vmin = +5.45m
HD 112244			112244	63117	12h 55m 57.14s	−56° 50′ 08.9″	5.34	−3.47	1884	O9Ib	emission-line star; variable star, ΔV = 0.008m, P = 2.00288 d
HD 107696			107696	60379	12h 22m 49.47s	−57° 40′ 34.0″	5.38	0.28	342	B9V	suspected variable
BL Cru		BL	108396	60781	12h 27m 28.88s	−58° 59′ 30.4″	5.38	−0.82	566	M4/M5III	semiregular variable, ΔV = 0.35m
HD 103961			103961	58379	11h 58m 15.25s	−56° 19′ 02.3″	5.44	−1.00	633	B8III	suspected variable, Vmax = +5.43m, Vmin = +5.48m
BG Cru		BG	108968	61136	12h 31m 40.34s	−59° 25′ 26.1″	5.49	−3.07	1680	F5Ib-G0p	Cepheid variable, Vmax = +5.34m, Vmin = +5.58m, P = 3.3428 d
HD 103884			103884	58326	11h 57m 40.04s	−62° 26′ 55.4″	5.59	−0.73	598	B3V	suspected variable
HD 104035			104035	58427	11h 58m 47.67s	−64° 20′ 22.4″	5.59	−4.11	2835	A3Ib
DS Cru		DS	111613	62732	12h 51m 17.98s	−60° 19′ 47.2″	5.71	−4.10	2991	A2Iab	emission-line star; α Cyg variable
HD 111904			111904	62894	12h 53m 21.90s	−60° 19′ 42.6″	5.75	−4.71	4025	B9Ia	suspected variable, Vmax = +5.70m, Vmin = +6.80m
HD 108732			108732	60969	12h 29m 54.19s	−56° 31′ 29.9″	5.78	−0.40	562	M1III	variable star, ΔV = 0.010m, P = 196.46365 d
HD 106068			106068	59517	12h 12m 21.99s	−62° 57′ 02.8″	5.91	−4.96	4866	B9Ia	suspected variable, ΔV = 0.02m
HD 107543			107543	60308	12h 21m 57.44s	−56° 22′ 27.8″	5.91	−2.73	1743	K4III + (F)	variable star, ΔV = 0.007m, P = 11.23596 d
HD 104933			104933	58921	12h 04m 57.25s	−60° 58′ 05.7″	5.95	−0.59	661	M2III	suspected variable
HD 109000			109000	61158	12h 31m 56.15s	−63° 30′ 21.2″	5.96	1.62	240	A8III
κ Cru	κ		111973	62931	12h 53m 48.92s	−60° 22′ 34.5″	5.98	−2.55	1661	B5Ia	member of the Jewel Box star cluster (note that κ Cru usually refers to the cluster itself); variable star, ΔV = 0.014m, P = 9.53562 d
HD 110506			110506	62058	12h 43m 09.21s	−56° 10′ 34.3″	5.99	0.47	414	B9Vn	Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
HD 108355			108355	60771	12h 27m 24.85s	−63° 47′ 20.3″	6.02	−0.50	657	B8IV
HD 108501			108501	60851	12h 28m 19.31s	−64° 20′ 27.5″	6.05	1.11	317	A0Vn
HD 110461			110461	62026	12h 42m 49.80s	−55° 56′ 49.1″	6.06	0.77	372	B9V	Member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association.
HD 105841			105841	59396	12h 11m 05.25s	−61° 16′ 38.6″	6.08	1.34	290	F0III
HD 108570			108570	60870	12h 28m 33.84s	−56° 24′ 26.2″	6.15	3.02	138	K0/K1III
HD 104430			104430	58642	12h 01m 29.26s	−57° 30′ 13.5″	6.16	1.28	309	A1V
DL Cru		DL	106343	59678	12h 14m 16.93s	−64° 24′ 30.7″	6.20	−7.66	~20000	B1.5Ia	α Cyg variable
HD 108530			108530	60861	12h 28m 25.71s	−61° 47′ 41.4″	6.21	0.31	494	K2III
HD 105437			105437	59200	12h 08m 24.74s	−60° 50′ 49.7″	6.22	−2.89	2159	K3/K4II
HD 109492			109492	61443	12h 35m 29.79s	−61° 50′ 29.0″	6.22	2.89	151	G4IV
HD 104900			104900	58910	12h 04m 45.29s	−59° 15′ 11.7″	6.30	1.12	354	B9Vn
HD 108395			108395	60780	12h 27m 28.84s	−58° 18′ 59.3″	6.35	−0.79	874	K4III
HD 104111			104111	58469	11h 59m 25.62s	−62° 49′ 51.4″	6.36	−5.85	9022	A8II
HD 110532			110532	62084	12h 43m 28.40s	−58° 54′ 09.9″	6.41	−0.14	667	K0/K1III	double star
γ Cru B	γ		108925		12h 31m 16.70s	−57° 04′ 52.0″	6.42			A3V	component of the γ Cru system
T Cru		T	107447	60259	12h 21m 21.13s	−62° 16′ 53.9″	6.58		4000	G2Ib	Cepheid variable, Vmax = +6.32m, Vmin = +6.83m, P = 6.73331 d
S Cru		S	112044	62986	12h 54m 22.00s	−58° 25′ 50.2″	6.58		2300	F7Ib-II	Cepheid variable, Vmax = +6.22m, Vmin = +6.92m, P = 4.68997 d
R Cru		R	107805	60455	12h 23m 37.69s	−61° 37′ 44.9″	6.90	0.94	508	F7Ib/II	Cepheid variable, Vmax = +6.40m, Vmin = +7.23m, P = 5.82575 d
HD 108147			108147	60644	12h 25m 46.27s	−64° 01′ 19.5″	6.99	4.05	126	F9V	Tupã; has a planet (b)
AG Cru		AG	110258		12h 41m 25.98s	−59° 47′ 38.8″	7.90			F8Ib-II	Cepheid variable, Vmax = +7.73m, Vmin = +8.58m, P = 3.83728 d
HD 106906			106906	59960	12h 17m 53.19s	−55° 58′ 31.89″	7.8		300	F5V	has a planet (b)
BH Cru		BH		59844	12h 16m 16.79s	−56° 17′ 09.6″	7.96		8200	SC4.5-7/8e	Mira variable, Vmax = +6.6m, Vmin = +9.8m, P = 530 d
X Cru		X	110945		12h 46m 22.27s	−59° 07′ 29.1″	8.10			G1Ib	Cepheid variable, Vmax = +8.1m, Vmin = +8.7m, P = 6.21997 d
W Cru		W	105998	59483	12h 11m 59.16s	−58° 47′ 00.7″	8.44			G2Iab	β Lyr variable
AB Cru		AB	106871	59935	12h 17m 37.12s	−58° 09′ 52.4″	8.48		3900	B2IVe	Algol variable
AI Cru		AI		59026	12h 06m 07.69s	−61° 15′ 24.8″	9.68		2300	F7Ib-II	Algol variable
GX 301-2		BP			12h 26m 37.56s	−62° 46′ 13.2″	10.66			B1.2Ia	High-mass X-ray binary, Vmax = +10.4m, Vmin = +10.92m, P = 41.487 d
WR 46		DI	104994	58954	12h 05m 18.72s	−62° 03′ 10.1″	10.8	−2.25	13000	WN3p	Wolf–Rayet star, Vmax = +10.49m, Vmin = +11.00m
HDE 311884		CD	311884		12h 43m 51.00s	−63° 45′ 14.8″	10.81		911	WN6o + O5V	Wolf–Rayet star, ΔV = 0.11m, P = 6.24 d
NGC 4349-127					12h 24m 35.47s	−61° 49′ 11.7″	10.82		6500	KIII	has a planet
BI Cru		BI			12h 23m 25.99s	−62° 38′ 16.1″	11.00			B+....	Symbiotic star, Vmax = +11.0m, Vmin = +14.0m
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 (celestial coordinates)|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 star names in Crux
• List of stars by constellation
• Bandeira do Brasil: Sobre as estrelas (Portuguese)

References

• ESA (1997). "The Hipparcos and Tycho Catalogues". http://cdsarc.u-strasbg.fr/viz-bin/Cat?I/239. Retrieved 2006-12-26. 
• Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index". http://cdsarc.u-strasbg.fr/viz-bin/Cat?IV/27. Retrieved 2006-12-26. 
• Roman, N. G. (1987). "Identification of a Constellation from a Position". http://cdsarc.u-strasbg.fr/viz-bin/Cat?VI/42. Retrieved 2006-12-26. 
• "SIMBAD Astronomical Database". Centre de Données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/. Retrieved 2007-01-02. 
• Samus, N. N.; Durlevich, O. V. (2004). "Combined General Catalogue of Variable Stars (GCVS4.2)". http://cdsarc.u-strasbg.fr/viz-bin/Cat?II/250. Retrieved 2007-01-03. 
• Gould, B. A.. "Uranometria Argentina". Reprinted and updated by Pilcher, F. Archived from the original on 2012-02-27. https://web.archive.org/web/20120227032716/http://www.uranometriaargentina.com/. Retrieved 2010-07-19. 
• "AAVSO Website". American Association of Variable Star Observers. http://www.aavso.org. Retrieved 9 March 2014. 
• "Naming Stars". https://www.iau.org/public/themes/naming_stars/. Retrieved 13 December 2017.