Date of Obs. 23/04/2019 Starting time (UT) 06:00:02 Ending time (UT) 06:14:14 Number of images 271 Gband exposure time (ms) 4 Halpha exposure time (ms) 90 Location on disk (arcsec) 11.20 2.84 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------