NGC2359-bicolor.jpg
PREVIOUS | THUMBNAILS | NEXT | BACK TO MAIN SITE
NGC2359-bicolor.jpg
Object: NGC2359, Thor's Helmet
Optic: BA200 (200/584mm Newton f2.9) + Newtonmaster
Camera: Moravian G2 8300 FW at -30°C
Filter: Astrodon 31mm, 5nm H-Alpha, OIII, SII
Exposure summarized 2,9h: 13x8min H-Alpha, 9x8min OIII, 50xBias, 10xDark (10min), 55xFlat
Guiding: TS OAG + I-Nova PLA-Mx 310Kp
Date: 2014-03-08, Kreben
Preprocessing Pixinsight
ImageCalibration, ImageIntegration, ImageRegistration, MaskedStretch, PixelMath (Bicolor mixing), TGV, BN
Processing PS
Bicolor Tonemap Color: Red=Ha, Green=OIII, Blue=OIII + 0.15*Ha
Metsavainio Narrowband Workflow, some contrast and color improvements, masked highPass sharping