NGC 7822

Image Description and Details : NGC 7822 is an emission nebula discovered by John Herschel in the constellation Cepheus at a distance of 800-1000 pc. The image was taken from the southwest of Germany on several nights in the period from 17.09.2021 to 26.02.2022. The total exposure time was 28 hours.

Optics: 8" f4 Newton
Mount: CGEM DX
Camera: ZWO ASI 1600 MM
Filters: ZWO Ha, ZWO OIII, ZWO SII
Guiding: ZWO ASI 290 MC with off-axis guider
Exposure: Ha: 127x300s, SII: 130x300s, OIII: 80x300s
Software: SharpCap, PHD Guiding, PixInsight

Copyright: Johannes Kohr