M100 (Galaxy)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , M100 is visible in the morning sky, becoming accessible around 21:02, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 01:57, 71° above your southern horizon. It will be lost to dawn twilight around 05:25, 40° above your western horizon.
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Name
M100
|
Object type
Galaxy
|
Position
| Right ascension: | 12h22m [4] |
| Declination: | +15°49' [4] |
| Constellation: | Coma Berenices |
| Magnitude: | 9.47 (V) [2] 10.01 (B) [2] 7.46 (J) [2] 6.82 (H) [2] 6.59 (K) [2] |
| Angular dimensions: | 6.1 arcmin x 5.6 arcmin |
| Position angle: | Major axis 108.0°E of N |
| Hubble type: | SABb |
| Distance: | 18.4 Mpc 60.0 Mlyr [1] |
| B-V Color (mag): | 0.54 |
Derived quantities
| Absolute mag (V): | -21.85 |
Sources