Abell 42 (Planetary nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , Abell 42 will become visible at around 20:56 (EDT), 39° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 02:04.
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Name
Abell 42
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Object type
Planetary nebula
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Position
| Right ascension: | 17h31m [1] |
| Declination: | −08°19' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 16.50 (B) [1] |
Sources