
Astro Corner
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Celestial object
Abell 31
A 31, A55 20, Abell 31, ARO 135, PK 219+31 1, PN G219.1+31.2, PNG 219.1+31.2, Sh 2-290, Sh2-290, Sharpless 2-290, VV' 81
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Reference data
RA · J200008h 54m 13.2s133.554792°
Dec · J2000+08° 53′ 58.9″8.899694°
Magnitude—
Angular size16.2′
Position angle—
Distance—
ConstellationCnc
Reference transparencySources & data provenanceSee where catalogue identities and imported reference fields came from.10 records
Catalogue identities
Sharpless (Sh2)Sh2-290Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
Abell PNAbell 31Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
PK planetary nebulaePK 219+31 1Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
PNG / PN GPN G219.1+31.2Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
Reference fields
Angular Size Major ArcminAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
Canonical NameAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
ConstellationAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
Dec DegAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
Object TypeAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
Ra DegAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:13Source
Community observations
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Published Guides that reference this canonical object.
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Images of this object
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