NGC7822, Sh2-171. This is an object that I have been wanting to re capture for several years now. My first complete image with the new William Optics FLT91.Technical cardImaging telescopes or lenses: William Optics FLT91mmImaging cameras: ZWO ASI 294 MM Pro Cooled Mounts: iOptron CEM120Guiding telescopes or lenses: William Optics Guidestar 61mmGuiding cameras: ZWO ASI 120mm mini Focal reducers: William Optics 0.8 reducer/flattnerSoftware: SharpCap Sharcap 3.2.60 · Stark Labs PHD2 · QHYCCD Pole master · Pleaides Astrophoto PixInsight · N.I.N.A.Filters: Astronomik 6nm Ha · Astronomik 6nm OIII · Astronomik 6nm SIIAccessory: AstroZap Dew Heater Straps · Pegasus Astro Ultimate Powerbox V.2 · Moonlite focuser 2.5 inch Focuser with high resolution stepper motor Dates: September 26-28 2021Frames:Astronomik 6nm Ha: 131x180" (gain: 120.00) bin 1x1Astronomik 6nm OIII: 90x180" (gain: 120.00) bin 1x1Astronomik 6nm SII: 103x180" (gain: 120.00) bin 1x1Integration: 16.2 hoursDarks: ~50Flats: ~50Flat darks: ~50Locations: Remote site: Fredonia, Al., Lanett, Alabama, United States

Copyright: Altum spatium Astrophotography

Image Description and Details : NGC 7822 is a Nebula located approximately 3000 light years away in the constellation Cepheus, its size is approximately 10 light years The region includes an object from the Sharpless catalog Sh2-171 and the young star cluster Berkley59.

captured in my backyard
Newton 250/1000
Ioptron cem70
zwo294mm-pro
Antlia Filters
Integration 27h16
Ha 191x240"
OIII 106x240"
SII 112x240"

Copyright: Anthony Husson