M27 in Ha
M27 NGC6853 in Ha
M27 NGC6853, a Ha picture. Exposure time 5*20min. Dark, flat frame subtraction done. Astronomik Ha filter used and taken with Meade LX200ACF 16", Optec NextGEN WideField 0.5X reducer and SBIG ST-8XME; 15. and 19. Sep-09.
M27 in Ha