Messier 81

Messier 81
	Irudi gehiago
Behaketa
Distantzia Lurretik	3,7 Mpc
Itxurazko magnitudea (V)	6,94, 7,89, 4,76, 4,09, 3,831, 11,673, 9,635, 8,708, 8,373, 7,921 eta 15,130657
Aurkitzailea	Johann Elert Bode (en)
Aurkikuntza-data	1774ko abenduaren 31
Gorriranzko lerrakuntza	−0,0001
Galaxia-mota	SA
Konstelazioa	Hartz Handia
Abiadura erradiala	−38 km/s
Igoera zuzena	148,88821939854 °
Deklinazioa	69,06529514038 °
Ezaugarri fisikoak
Erradioa	35.000 ly
Izendapenak
	ikusi Durchmusterung (en) : BD+69 543; Henry Draper katalogoa: HD 85534; Messier katalogo: M 81; Catalogue of isolated pairs of galaxies in the northern hemisphere (en) : KPG 218a; Principal Galaxies Catalogue: PGC 28630; $12MASX J09553318+6903549; NGC sistema: NGC 3031; Uppsala General Catalogue: UGC 5318; IRAS (en) : IRAS F09514+6918; IRAS (en) : IRAS 09514+6918; $11ES 0951+69.3; ROSAT All-Sky Survey Bright Source Catalogue (en) : RBS 808; $11RXS J095534.7+690338; Updated Zwicky Catalog (en) : UZC J095535.5+690352; Point Source Catalog (en) : PSCz Q09514+6918; NRAO VLA Sky Survey (en) : NVSS J095533+690355; Sloan Digital Sky Survey (en) : SDSS J095533.16+690355.1; Sloan Digital Sky Survey (en) : SDSS J095533.14+690355.2; Lyon-Meudon Extragalactic Database (en) : LEDA 28630; X-ray survey of the Large Magellanic Cloud by ROSAT (en) : RX J095532+69038; Nearby galaxies. I. The catalogue (en) : SPB 115; Gaia Data Release 1 (en) : Gaia DR1 1070470605109644672; Warm IRAS sources. I. A catalogue of AGN candidates from the point source catalog (en) : [DML87] 630; IRAS CPC observations of galaxies. I. Catalog and atlas (en) : [VDD93] 99; X-ray survey of the Large Magellanic Cloud by ROSAT (en) : RX J0955.5+6903; X-ray survey of the Large Magellanic Cloud by ROSAT (en) : RX J095533.4+690353; The Hamburg/RASS Catalogue of optical identifications. Northern high-galactic latitude ROSAT Bright Source Catalogue X-ray sources (en) : [ZEH2003] RX J0955.5+6903 1; The GB6 catalog of radio sources (en) : GB6 B0951+6918; [[A radio continuum survey of Shapley-Ames Galaxies at {lambda}2.8 cm. I. Atlas of radio data\|A radio continuum survey of Shapley-Ames Galaxies at {lambda}2.8 cm. I. Atlas of radio data]] (en) : [NKB95] N3031; Gaia Data Release 2 (en) : Gaia DR2 1070470609404512512; Gaia Data Release 3 (en) : Gaia DR3 1070470609404512512; Catalogue of Galaxies and Clusters of Galaxies (en) : Z 333-7; Catalogue of Galaxies and Clusters of Galaxies (en) : Z 0951.4+6918;