Date of Obs. 25/04/2020 Starting time (UT) 03:59:58 Ending time (UT) 04:22:53 Number of images 440 Gband exposure time (ms) 9 Halpha exposure time (ms) 110 Location on disk (arcsec) -726.73 -59.95 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------