Name: Messier 101==M102
    Other names:  
    Description: Spiral Galaxy
    Ascension: 14 : 03.2
    Declanation: +54 : 21
    Apparent diameter: 22 (arc min)
    Constellation: Ursa Major
    Magnitude: 7.9
    Distance: 27 million light years!
    Equipment: Meade ETX90+Modified toucam (new eprom)+focal reducer 0.66+lens(=0.3)
    Date / Time UTC: 17 and18 may 2004 11:30-1:30
    Stacked : 130 of 322
    Exposure time: 40 s!
    Location: The Hague, The Netherlands
    Other info:

    Good Conditions!!!

    recorded 3.5 hours - good frames 86 minutes

     

    © Job Gehéniau

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

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