Abell 21 (Planetary nebula)

Image of Abell 21
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 12 arcminutes across.
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From South El Monte , Abell 21 will become visible at around 20:43 (PDT), 40° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:05.

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Name Abell 21
Object type Planetary nebula
Part of PN-G205.1+14.2
Other names
The Medusa Nebula
Abell 21[1]
PK 205+14.1[2]
Position
Right ascension:07h29m [1]
Declination:+13°15' [1]
Constellation:Gemini
Magnitude:10.20 (V) [1]
Angular dimensions:12.4 arcmin x 8.5 arcmin
Sources
Visibility from South El Monte

All times shown in South El Monte local time.

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

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