OriginStack sample session: Iris Nebula (NGC 7023), reflection nebula - 45 raw Celestron Origin frames

45 raw Celestron Origin light frames of Iris Nebula (NGC 7023) (reflection nebula), 10 s each, captured 2025-10-08, with the session's own dark, flat and bias frames and the capture app's info.json. A blue reflection nebula around a bright star. Colour sensor (Origin178), 6-inch f/2.2 RASA, 3056×2048 Bayer FITS. Filter setting in the headers: Clear. The frames are the best of the session by quality score, one from each of 45 consecutive time bins. The observer's location, GPS, airmass, session id and camera serial number were removed from the headers and json files; pixel data is unchanged. Capture time and the target's coordinates were kept. Stack it with OriginStack: python originstack.py -d "05_reflection_nebula_NGC7023_Iris" -o stack.fits. With OriginStack 2.21: 45 of 45 frames accepted; median star width in the frames about 5.0 px. The file ending _expected_result.jpg is the preview that run produced. Zip: 505 MB, SHA-256 fd8d871c59b0f84767734a2a557a735de2226c58101354b0b27648345a67f863.