The Coma Pinwheel Galaxy (M99)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , the Coma Pinwheel Galaxy will become visible at around 21:02 (PDT), 70° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 03:41.
Name
The Coma Pinwheel Galaxy (M99)
|
Object type
Galaxy
|
Other names
Position
Right ascension: | 12h18m [4] |
Declination: | +14°25' [4] |
Constellation: | Coma Berenices |
Magnitude: | 9.84 (V) [2] 10.40 (B) [2] 7.89 (J) [2] 7.25 (H) [2] 6.93 (K) [2] |
Hubble type: | Sc |
Distance: | 18.4 Mpc 60.0 Mlyr [1] |
B-V Color (mag): | 0.56 |
Derived quantities
Absolute mag (V): | -21.48 |
Sources