Object Data

Catalog            :    M 3

Type                :    Globular Cluster

Size                 :    18´

Mag                 :    6.2m

Constellation   :    Canes Venatici

Distance          :    33.9 kly

Exposure Data

Date                    :    2008-04-05 UT 21:14

Location              :    Latidude 52°54´25“ Longitude 8°44´ 24“

Telescope           :    SuperApo 130 Astreya f/7 with Televue Reducer x0.8

Mount                  :    CGE Celestron

Camera               :    ST2000XM SBIG

Binning                :    1x

Exposuretime      :    L:3 x 360sec; R+G+B 1x360sec

Prossesing          :    MaxIm DL; Adobe Photoshop