Coma Berenices
Berenice's hair. Genitive Comae Berenices, abbreviated Com. Introduced by Tycho Brahe.
Area
386.47 sq°
42 of 88 by size
Brightest star
β Comae Berenices
magnitude 4.26
Best seen
April
on the meridian at midnight
Visible from
90°N to 77°S
some part above the horizon
Where it is
| Measure | Value |
|---|---|
| Centre | 12h 45m, +22.4° |
| Declination range | +13.3° to +33.3° |
| Naked-eye stars | 64 to magnitude 6.5, 0 to magnitude 3 |
| Borders | Boötes, Canes Venatici, Leo, Ursa Major, Virgo |
Principal stars
Coma Berenices has no star brighter than magnitude 4, so its five brightest are listed instead.
| Star | Magnitude | HR |
|---|---|---|
| β Comae Berenices | 4.26 | 4983 |
| γ Comae Berenices | 4.36 | 4737 |
| 11 Comae Berenices | 4.74 | 4697 |
| 36 Comae Berenices | 4.78 | 4920 |
| 41 Comae Berenices | 4.80 | 4954 |
Deep sky
Objects with a Messier number or a name people use.
| Object | Catalogue | Type | Magnitude | Size |
|---|---|---|---|---|
| M53 | NGC 5024 | Globular cluster | 7.7 | 12.6 |
| M64 | Black-eye galaxy · NGC 4826 | Galaxy | 8.5 | 9.3 |
| M85 | NGC 4382 | Galaxy | 9.2 | 7.1 |
| M88 | NGC 4501 | Galaxy | 9.5 | 6.9 |
| M91 | NGC 4548 | Galaxy | 10.2 | 5.4 |
| M98 | NGC 4192 | Galaxy | 10.1 | 9.5 |
| M99 | Pin-wheel nebula · NGC 4254 | Galaxy | 9.8 | 5.4 |
| M100 | NGC 4321 | Galaxy | 9.4 | 6.9 |
| Box | NGC 4169 | Galaxy | 13.0 | 2.1 |
| Box | NGC 4173 | Galaxy | 13.0 | 4.8 |
| Box | NGC 4174 | Galaxy | 14.0 | 0.8 |
| Box | NGC 4175 | Galaxy | 14.0 | 2.0 |
| The Mice | NGC 4676 | Galaxy | 14.0 | 2.8 |
- Magnitude: — where NGC 2000 gives none.
- Size: the largest dimension, in arcminutes.
My Sky
Rise, highest and set over your place, for any night: Coma Berenices
Further info
Sources
Principal stars: Bright Star Catalogue
Deep sky: NGC 2000.0
Area and borders: IAU constellation boundaries
