M81

M 81, NGC 3031

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Survey preview WISE 3.4

A locally cached survey cutout used as a reference preview until Astro Corner has a confirmed community image for this Object.

NASA/HEASARC SkyView · WISE 3.4View source query

Reference data

RA · J200009h 55m 33.2s148.888208°

Dec · J2000+69° 03′ 55.1″69.065306°

Magnitude6.920

Angular size21.6′ × 11.3′

Position angle157.0°

Distance—

ConstellationUMa

Reference transparencySources & data provenanceSee where catalogue identities and imported reference fields came from.11 records

Catalogue identities

MESSIERM81Existing Astro Corner canonical name

MESSIERM 81OpenNGC via GAVO TAPSource

NGCNGC 3031OpenNGC via GAVO TAPSource

Reference fields

Angular Size Major ArcminOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Angular Size Minor ArcminOpenNGC via GAVO TAP2026-08-14 18:45:37Source

ConstellationOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Dec DegOpenNGC via GAVO TAP2026-08-14 18:45:37Source

MagnitudeOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Object TypeOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Position Angle DegOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Ra DegOpenNGC via GAVO TAP2026-08-14 18:45:37Source

Community observations

No public community observations for this object yet.

Guides & knowledge

Published Guides that reference this canonical object.

Knowledge library

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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.

No visible confirmed images are linked to this object yet.