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Acquisition

Processing

Comments

Date:  27/03/2009

DeepSkyStacker

Name:   NGC3521

On the 11/05/2010 I had another imaging session on NGC3521.  The images where then combined . 

The combine image,  still needs more lights, however the extra lights frames so far has resulted in an improvement of the original two images with less processing required.

Location: Golden Grove Stacking Mode:  Auto Adaptive Weigthed Average.
Camera: Canon 20D - Not Modified Alignment Method:  Automatic
Optics: Mead LX200R 10 inch. Stacking Mode:   
Exposure:  1600ASA - 6 x  422 Seconds. RGB BKG Cal:   
Total Exposure:   42 Minutes. Per Channel Cal:   
Guiding: DSI on SkyWatcher ED80. Method:   
Filter: Astronomik -  Klarglas Darks:  Yes
Focus: DSLR Focus Flat:  No
 

Position in Sky

PhotoShop CS4

RA (J2000):  11h 5.791m Levels, Colour Balance, Curves, Saturation Scaling, jpeg Conversion.
DEC (J2000): -0d 2.832m
Constellation:  Leo
Distance:  35 Million Light Years