Date of Obs. 26/12/2018 Starting time (UT) 06:42:32 Ending time (UT) 07:00:00 Number of images 334 Gband exposure time (ms) 15 Halpha exposure time (ms) 200 Location on disk (arcsec) -665.06 -95.12 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 26/12/2018 Starting time (UT) 07:00:03 Ending time (UT) 07:34:22 Number of images 656 Gband exposure time (ms) 15 Halpha exposure time (ms) 200 Location on disk (arcsec) -658.28 -94.88 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------