Date of Obs. 18/12/2020 Starting time (UT) 05:29:17 Ending time (UT) 05:34:23 Number of images 100 Gband exposure time (ms) 10 Halpha exposure time (ms) 110 Location on disk (arcsec) -297.74 -254.38 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------