MLUnsold Digital Imaging

NGC 6888 Hubble Palette (R, G, B) = (SII, Ha, OIII)

Equipment:

Telescope : 203mm TMB APO at F7.2
Camera : QSI 583ws
Color Components : AstroDon : 5nm H-alpha 25 x 10 minutes, 5nm OIII 25 x 10 minutes, 5nm SII 25 x 10 minutes, bin 2x2 with low gain.
Mount : AP 1200 GTO
Camera Control : ImagesPlus 4.0 with auto focus. Auto focus shift tracking and correction during the 12 hour image capture sequence.
Processing : ImagesPlus 5.0 x64 - Selective color masks.
Date : 5/14/2010, 5/20/2010, and 5/24/2010

NGC 6888 H-alpha

NGC 6888 OIII

NGC 6888 SII

NGC 6888 (R, G, B) = (Ha, ( Ha + OIII ) / 2, OIII)