Arp 91 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Arp 91 will become visible at around 19:56 (PDT), 42° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 23:27.
Name
Arp 91
|
Object type
Galaxy cluster
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Position
Right ascension: | 15h34m [1] |
Declination: | +15°11' [1] |
Constellation: | Serpens Caput |
Magnitude: | 12.10 (V) [1] |
Source