Arp 257 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Arp 257 is visible in the morning sky, becoming accessible around 00:40, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 04:28, 45° above your southern horizon. It will be lost to dawn twilight around 05:30, 43° above your southern horizon.
|
Name
Arp 257
|
Object type
Galaxy cluster
|
Position
| Right ascension: | 08h51m [1] |
| Declination: | −02°21' [1] |
| Constellation: | Hydra |
| Magnitude: | 15.00 (V) [1] |
Source