Abell 4 (Planetary nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Columbus , Abell 4 is visible in the dawn sky, rising at 21:12 (EDT) and reaching an altitude of 76° above the eastern horizon before fading from view as dawn breaks at around 05:30.
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Name
Abell 4
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Object type
Planetary nebula
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Position
| Right ascension: | 02h45m [1] |
| Declination: | +42°33' [1] |
| Constellation: | Perseus |
| Magnitude: | 14.80 (V) [1] |
Sources