M91 (Galaxy)
                R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.            
        From South El Monte , M91 is visible in the dawn sky, rising at 02:51 (PST) – 3 hours and 20 minutes before the Sun – and reaching an altitude of 27° above the eastern horizon before fading from view as dawn breaks at around 05:10.
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                    Name
                    M91                 
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                    Object type
                    Galaxy                 
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Position
| Right ascension: | 12h35m [4] | 
| Declination: | +14°29' [4] | 
| Constellation: | Coma Berenices | 
| Magnitude: | 10.96 (V) [2] 10.94 (B) [2] 8.01 (J) [2] 7.37 (H) [2] 7.12 (K) [2]  | 
| Hubble type: | Sb | 
| Distance: | 18.4 Mpc 60.0 Mlyr [1]  | 
| B-V Color (mag): | -0.02 | 
Derived quantities
| Absolute mag (V): | -20.36 | 
Sources