Abell 12

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Abell 12
Observation data
(Epoch J2000)
Right ascension 06h 02m 21.4s
Declination +09° 39′ 07″
Distance {{{dist_ly}}}
Apparent magnitude (V) {{{appmag_v}}}
Apparent dimensions (V) {{{size_v}}}
Constellation Orion
Physical characteristics
Radius {{{radius_ly}}}
Absolute magnitude (V) {{{absmag_v}}}
Notable features Obscured by a foreground star
Other designations PNG 198.6-06.3, PK 198-06.1
See also: Planetary nebula, Lists of nebulae

Abell 12 is a planetary nebula located in the constellation of Orion. It is known as the "hidden planetary" nebula because of the foreground star Mu Orionis making it difficult to observe.

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