Date of Obs. 20/03/2019 Starting time (UT) 04:09:26 Ending time (UT) 04:32:29 Number of images 446 Gband exposure time (ms) 6 Halpha exposure time (ms) 110 Location on disk (arcsec) 43.64 176.41 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------