Arp 138 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Arp 138 will become visible at around 21:18 (PDT), 46° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:18.
|
Name
Arp 138
|
Object type
Galaxy cluster
|
Position
| Right ascension: | 11h58m [1] |
| Declination: | +25°02' [1] |
| Constellation: | Coma Berenices |
| Magnitude: | 14.00 (V) [1] |
Source