Date of Obs. 21/12/2022 Starting time (UT) 03:58:34 Ending time (UT) 04:01:06 Number of images 50 Gband exposure time (ms) 12 Halpha exposure time (ms) 90 Location on disk (arcsec) -455.48 322.87 Gband Image Size (pixels) 1376 1040 Halpha Image Size (pixels) 1024 1024 Plate Scale (arcsec/pixel) 0.2 0.2 --------