NGC 7822

astrofotografie, astronomie, astronomy, astrophotography, bicolor, cepheus, emission nebula, emissionsnebel, kepheus, ngc, ngc7822
NGC 7822 – Oct 2018 – Bicolor v1

Even older data from 2018 in new bicolor processing. Part of the NGC 7822 complex in Cepheus. More details at Astrobin.

astrofotografie, astronomie, astronomy, astrophotography, bicolor, cepheus, emission nebula, emissionsnebel, kepheus, ngc, ngc7822
NGC 7822 – Oct 2018 – Bicolor v1 – Annotated

Backyard astrophotography in light-polluted Cologne-Dellbrück (SQM 19.6)
Skywatcher Esprit 100/550 ED, Skywatcher Flattener, IDAS LPS V4, ASI 294MC Pro
OAG with Lodestar X2
Mount AZ EQ6 GT
Image acquisition: CdC, APT, PHD2, dithering
41 x 900s, gain 120, offset 30, -10C, 30 flats, 60 darkflats, 17 darks
Data calibration/integration: PixInsight
Image processing: PixInsight, StarNet++, Photoshop, Lightroom
Bicolor processing: Ha=R, O3=G/B