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