Arp 4 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Arp 4 is visible in the dawn sky, rising at 02:24 (PDT) – 3 hours and 18 minutes before the Sun – and reaching an altitude of 23° above the south-eastern horizon before fading from view as dawn breaks at around 04:31.
Name
Arp 4
|
Object type
Galaxy cluster
|
Position
Right ascension: | 01h48m [1] |
Declination: | −12°22' [1] |
Constellation: | Cetus |
Magnitude: | 13.70 (V) [1] |
Source