gnosia

List of stars in Corona Borealis

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

Name	B	F	HD	HIP	vis. mag.	abs. mag.	Dist. (ly)	Sp. class	Notes
α CrB	α	5	139006	76267	2.22	0.42	75	A0V	Alphecca, Alphacca, Alphekka, Gemma, Gnosia, Gnosia Stella Coronae, Asteroth, Ashtaroth
β CrB	β	3	137909	75695	3.66	0.94	114	F0p	Nusakan
γ CrB	γ	8	140436	76952	3.81	0.57	145	A1Vs
θ CrB	θ	4	138749	76127	4.14	−0.76	311	B6Vnn
ε CrB	ε	13	143107	78159	4.14	−0.10	230	K3III
δ CrB	δ	10	141714	77512	4.59	1.06	165	G5III-IV
ζ² CrB	ζ²	7	139891	76669	4.64	−1.17	473	B7V+...
τ CrB	τ	16	145328	79119	4.73	2.03	113	K0III-IV
κ CrB	κ	11	142091	77655	4.79	2.32	101	K0III-IV	has a planet (b)
ξ CrB	ξ	19	147677	80181	4.86	1.11	184	K0III
ι CrB	ι	14	143807	78493	4.98	−0.18	351	A0p...
η CrB A	η	2	137107	75312	4.99	3.64	61	G2V	double star
μ CrB	μ	6	139153	76307	5.14	−1.08	571	M2III
ν¹ CrB	ν¹	20	147749	80197	5.20	−0.96	555	M2III
σ CrB A	σ	17	146361	79607	5.23	3.55	71	F8V	double star
ρ CrB	ρ	15	143761	78459	5.39	4.18	57	G2V	has a planet (b)
ν² CrB	ν²	21	147767	80214	5.40	−0.72	545	K5III
λ CrB	λ	12	142908	78012	5.43	2.34	135	F0IV
ο CrB	ο	1	136512	75049	5.51	0.89	274	K0III
π CrB	π	9	140716	77048	5.57	1.16	249	G9III:
			143435	78276	5.61	−1.59	898	K5III
			145849	79358	5.62	−0.74	610	K3III SB
			144208	78649	5.79	−0.84	691	A2V+...
υ CrB	υ	18	146738	79757	5.80	−1.22	825	A3V
R CrB			141527	77442	5.89	−5.45	6037	C0,0 (F8pe)	prototype of R CrB variables
η CrB B	η	2	137108		6.08				component of the η CrB system
			139761	76617	6.12	0.37	460	K0
			146537	79686	6.14	0.48	442	K2
			139284	76366	6.30	−0.31	683	K2
			145802	79350	6.30	0.31	515	K2III
			136403	75000	6.33	1.67	278	A2m
			138525	76006	6.39	2.19	225	F6III
			145957	79385	6.39	−0.73	867	K0
			141456	77397	6.41	−0.60	823	K5
23 Her		23	147835	80247	6.41	0.42	515	A4Vn
			138341	75919	6.45	0.70	460	A4IV
			139389	76456	6.46	3.68	117	F5V:
			145976	79441	6.48	2.16	238	F3V
σ CrB B	σ	17	146362		6.66				component of the σ CrB system
S CrB			136753		10.10				Mira variable
XO-1					11.30		652		has the transiting planet XO-1b