OriginStack sample session: Comet C/2025 R2 (SWAN), comet - 45 raw Celestron Origin frames

45 raw Celestron Origin light frames of Comet C/2025 R2 (SWAN) (comet), 10 s each, captured 2025-10-20, with the session's own dark, flat and bias frames and the capture app's info.json. A comet that moves against the stars during the session; stack it with --comet-mode. 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 "11_comet_C2025_R2_SWAN" -o stack.fits --comet-mode. With OriginStack 2.21: 45 of 45 frames accepted; median star width in the frames about 6.2 px. The file ending _expected_result.jpg is the preview that run produced. Zip: 544 MB, SHA-256 15d6a90a8ba62915995a6534627aa16eec5012a15f943104d1df95ac3750ee81.