Name: M81
    Other names:  
    Description: Spiral Galaxy
    Ascension: 09 : 55.6
    Declanation: 69 : 04
    Apparent diameter: 21*10 (arc min)
    Constellation: Ursa Major
    Magnitude: 6.9
    Distance: 12 million light years
    Equipment: Meade ETX90+Modified toucam (new eprom)+focal reducer 0.66
    Date / Time UTC: 26 march 2004 0:30
    Stacked : 92 of 275
    Exposure time: 20 s
    Location: The Hague, The Netherlands
    Other info:

     

    Also used new eprom on Webcam for less noise and sharper detail:

    http://astrosurf.com/astrobond/ebrawf.htm

     

    © Job Gehéniau

    http://www.jgeheniau.nl/etx90/astronomy2.html

home