Date of Obs. 15/02/2019 Starting time (UT) 04:57:13 Ending time (UT) 05:00:00 Number of images 52 Gband exposure time (ms) 14 Halpha exposure time (ms) 100 Location on disk (arcsec) -816.80 139.62 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 15/02/2019 Starting time (UT) 05:00:04 Ending time (UT) 05:23:17 Number of images 448 Gband exposure time (ms) 14 Halpha exposure time (ms) 100 Location on disk (arcsec) -811.77 140.55 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------