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NGC 4631 - Whale and Pup - Tzec Maun 20070420

NGC 4631 - Spiral Galaxy - Tzec Maun - 40070420
NGC 4631 is a large spiral galaxy seen edge on. It is located approximately 30 million light years away, and is located in the constellation Canes Venatici. This galaxy is affectionately known as the Whale and Pup.

Remotely imaged at Tzec Maun
Telescope AP 206
Camera SBIG STL-11000
Focal Length 1620mm
Focal Ratio f/7.87

RGBL minutes 15/15/15/58

Nebulosity: bad pixel mapping
Maxim DL: hot/cold pixel removal
Maxim DL: SD stack of L, R, G, B
Maxim DL: RGB combine
Photoshop: Levels and curves RGB and L; stack RGB+L

m83_20070512_rrm.jpg m86_20070324_18min_rm.jpg ngc2403_20070420_rrm.jpg NGC4725_20070414_rrm.jpg ngc_4631_20070420_rrm.jpg