Date of Obs. 21/02/2019 Starting time (UT) 06:16:03 Ending time (UT) 06:59:58 Number of images 845 Gband exposure time (ms) 4 Halpha exposure time (ms) 100 Location on disk (arcsec) 224.20 304.43 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 21/02/2019 Starting time (UT) 07:00:01 Ending time (UT) 07:08:02 Number of images 155 Gband exposure time (ms) 4 Halpha exposure time (ms) 100 Location on disk (arcsec) 233.08 304.15 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------