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 dawn sky, rising at 02:59 (PDT) – 3 hours and 30 minutes before the Sun – and reaching an altitude of 29° above the eastern horizon before fading from view as dawn breaks at around 05:28.
|
Name
NGC7138
|
Object type
Galaxy
|
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] |
| Angular dimensions: | 1.2 arcmin x 0.6 arcmin |
| Position angle: | Major axis 176.0°E of N |
| Hubble type: | SBa |
| Distance: | 120.0 Mpc 391.2 Mlyr [1] |
Derived quantities
| Absolute mag (V): | -20.06 |
Sources