
Astro Corner
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Celestial object
Abell 23
A 23, Abell 23, ARO 542, ESO 368-010, ESO 368-10, PK 249-05 1, PN G249.3-05.4, PNG 249.3-05.4
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Reference data
RA · J200007h 43m 18.9s115.828875°
Dec · J2000-34° 45′ 12.9″-34.753583°
Magnitude—
Angular size0.9′
Position angle—
Distance—
ConstellationPup
Reference transparencySources & data provenanceSee where catalogue identities and imported reference fields came from.10 records
Catalogue identities
ESOESO 368-010Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
Abell PNAbell 23Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
PK planetary nebulaePK 249-05 1Abell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshotSource
PNG / PN GPN G249.3-05.4Abell 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 21:10:10Source
Canonical NameAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:10Source
ConstellationAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:10Source
Dec DegAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:10Source
Object TypeAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:10Source
Ra DegAbell planetary nebulae · CDS VizieR V/84 + Sesame via OpenAstro snapshot2026-10-14 21:10:10Source
Community observations
No public community observations for this object yet.
Guides & knowledge
Published Guides that reference this canonical object.
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Images of this object
Confirmed manual or plate-solve links to this canonical object. Solver suggestions are excluded until confirmed by the image owner.
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