John Bishop November 3, 2015/in User Gallery /by astrobishop Photographer: John Bishop Title: NGC 7293 (Helical Nebula) in RGB + H-alpha Image Data: 190mm F5.3 Maksutov-Newtonian, CDS600D, 300 sec iso 800 X 10 in RGB combined with 600 sec iso 800 in H-alpha X 5. http://www.centralds.net/cam/wp-content/uploads/2015/11/ngc7293maknewt-cds-iso800-rgbhaps.jpg 3465 5202 astrobishop http://www.centralds.net/cam/wp-content/uploads/2020/02/c-logo5.png astrobishop2015-11-03 13:16:472015-11-05 22:56:54John Bishop