Abell 4 (Planetary nebula)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.

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From South El Monte , Abell 4 is visible in the morning sky, becoming accessible around 22:01, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 04:02, 81° above your northern horizon. It will be lost to dawn twilight around 05:32, 70° above your north-western horizon.

Name Abell 4
Object type Planetary nebula
Other names
Abell 4[1]
PK 144-15.1[2]
PN-G 144.3-15.5
Position
Right ascension:02h45m [1]
Declination:+42°33' [1]
Constellation:Perseus
Magnitude:14.80 (V) [1]

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