NGC7138 (Galaxy)
                R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.            
        From South El Monte , NGC7138 is visible in the evening sky, becoming accessible around 17:57 (PST), 65° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:46, 68° above your southern horizon. It will continue to be observable until around 23:33, when it sinks below 21° above your western horizon.
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                    Name
                    NGC7138                 
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                    Object type
                    Galaxy                 
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Position
| Right ascension: | 21h49m [4] | 
| Declination: | +12°30' [4] | 
| Constellation: | Pegasus | 
| Magnitude: | 15.34 (B) [2] 11.38 (J) [2] 10.63 (H) [2] 10.35 (K) [2]  | 
| Hubble type: | SBa | 
| Distance: | 120.0 Mpc 391.2 Mlyr [1]  | 
Derived quantities
| Absolute mag (V): | -20.06 | 
Sources