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      Messier 81 - Bode's galaxy
      Wallpaper author:
      CRISTIAN SUCIU

      31 May 2026

      Messier 81 - Bode's galaxy

      Bode’s Galaxy (Messier 81)


      Bode’s Galaxy ( M81 / Messier 81 sau NGC 3031) este o galaxie spirală, cu magnitudinea aparentă de 6,94, situată la aproximativ 11,6 milioane de ani-lumină de Terra în constelaţia Ursa Major. Are un diametru de 90000 de ani-lumină (cam jumătate din dimensiunea Căii Lactee). Galaxia a fost descoperita la 31 Decembrie 1774 de către astronomul german Johann Elert Bode.



      Localizare: RA: 09h 55m 33.2s DEC: +69° 3′ 55″

      Magnitudine aparentă: 6,94

      Dimensiune aparentă: 26.9’ × 14.1’



      Date: Telescope Live Network


      Timp de integrare:

      R, G, B cite 4 ore

      L = 9 ore

      H alfa = 9 ore


      Procesare: Pixinsight (BXT, NXT, Continuum Substraction, GHS)


      Text și foto: Cristian Suciu – Astroclubul București

      Dataset from which the image was processed

      M81

      20 credit

      Open
      Bernard Miller
      T-17
      • Type of target
        ............................................................................................................................
        Galaxy
      • Camera
        ............................................................................................................................
        FLI Proline PL16803
      • Target coordinates
        ............................................................................................................................
        RA 148.8883 Dec 69.0653
      • Hemisphere
        ............................................................................................................................
        Northern
      • Telescope location
        ............................................................................................................................
        United States of America
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        02 Feb 2022 - 08 Mar 2022
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Luminance17059h19
      Red7584h19
      Green7584h19
      Blue8004h18
      Halpha18009h18

      Messier 81 - Bode's galaxy