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Dimensions2197 x 1615
Original file size2.43 MB
Image typeJPEG
NGC 4631 "Hydrogen Enhanced" Collaboration

NGC 4631 "Hydrogen Enhanced" Collaboration

RGB Data:
Canon 350D Hap Griffin Baader Mod
36x180sec at iso 1600
30 Darks/Flats/Bias
Celestron 9.25 reduced 0.63

April 5, 2008

Hydrogen Alpha Data:
Meade DSI Pro 2 Mono
15x480sec
Darks/Flats Applied
Meade SN8 Reflector
Baader 1.25" 7nm H alpha filter
February 7, 2009

Collaboration with Ted Rafferty, using my RGB data and his Hydrogen Alpha data to produce a more accurate representation of this beatiful starburst, irregular Arp galaxy.

This image shows the intense HII regions much more vividly without adversely affecting the remainder of the image.