Rosette Nebula in False Palette colors of
H-alpha and OIII
starlight xpress SXV-H9,4.36 arc-sec/pixel Stellarvue Nighthawk at f/3.8 piggybacked on STV-guided LX200 at 833 mm. Astronomik 13 nm H-alpha filter, 13 x 600 seconds and Lumicon OIII filter 15 x 600 seconds, unbinned 1x1. Preprocessing included bias subtraction. Sigma combined in Ray Gralak's pre-beta 11. LRGB composited in Astroart 3.0 using H-alpha for the Luminance and Red channel, OIII for the Green and Blue channel. BKG ADU values and View Range Values the same for each master image.
full exif
