Arp 242 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Arp 242 will become visible at around 21:41 (EDT), 42° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 02:01.
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Name
Arp 242
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Object type
Galaxy cluster
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Position
| Right ascension: | 12h46m [1] |
| Declination: | +30°43' [1] |
| Constellation: | Coma Berenices |
| Magnitude: | 13.00 (V) [1] |
Source