Corona Borealis

Abbreviation: CrB
Genitive: Coronae Borealis
Right Ascension: 15.89 hours
Declination: 32.19 degrees

Corona Borealis, the Northern Crown, is visible in the Northern Hemisphere in the spring and summer.

Corona Borealis, the Northern Crown belonged to Ariadne, the daughter of King Minos of Crete, her ball of thread helped Theseus defeat the Minotaur, and he gave her the crown when they married. She was abandoned on the Greek island of Naxos by Theseus. She married Liber Bacchus, the crown was placed in the stars by Venus.

Bright Stars | Deep Sky | Other Deep Sky | Variable Stars | Double Stars

Best Known Stars

(Yale Bright Star Catalog)

Common Name or Bayer Number 1	RA	DEC	Magnitude 2
ALPHECCA	15.00:34.00:41.27	+26.00:42.00:52.94	2.23
NUSAKAN	15.00:27.00:49.73	+29.00:6.00:20.59	3.68
THE CRB	15.00:32.00:55.78	+31.00:21.00:32.71	4.14
EPS CRB	15.00:57.00:35.25	+26.00:52.00:40.34	4.15

Deep Sky Objects

(PAS Catalog)

Other Deep Sky Objects

(Saguaro Astronomy Club Catalog)

Only Objects less than 10.0 Mag.

Object	R.A.	Dec.	Object Type 3	Mag.	Uranometria	Tirion

Variable Stars

(General Catalog of Variable Stars)

Only Objects <= 8.0 magnitude

GCVS ID	R.A. (hh mm ss.ss)	Dec. (deg mm ss)	Variable Type 4	Mag. Min	Mag. Max
TZ CrB	16.00:12.00:48.30	+33.00:59.00:3.00	RS+DSCT:	0.05	5.69
UV CrB	15.00:20.00:16.30	+25.00:48.00:7.00	ELL	0.16	7.20
alf CrB	15.00:32.00:34.10	+26.00:52.00:55.00	EA/DM	2.32	2.21
bet CrB	15.00:25.00:45.90	+29.00:16.00:37.00	ACV	3.72	3.65
gam CrB	15.00:40.00:38.50	+26.00:27.00:10.00	DSCTC	3.86	3.80
del CrB	15.00:47.00:29.70	+26.00:13.00:13.00	RS:	4.69	4.57
tet CrB	15.00:30.00:54.70	+31.00:31.00:36.00	BE	4.33	4.06

Double Stars

(Saguaro Astronomy Club Catalog)

Only Objects <= 8.0 magnitude

Name	R.A. (hh mm.m)	Dec. (deg mm)	Mag 5	Sep 6	PA 7	Tirion	Uranometria
STF 1932	15 18.3	26 50	7.1, 7.6	1.40	253	7	154
STF 1964	15 38.2	36 14	7.7, 7.6	15.10	86	7	112/ 113
STF 1965	15 39.4	36 38	5.1, 6.0	6.30	305	7	112/ 113
STF 2032	16 14.7	33 51	5.8, 6.7	6.60	233	8	113
STF 29	16 22.4	33 47	5.4, 5.3	364.40	165	8	113/ 114