Date of Obs. 16/02/2018 Starting time (UT) 04:47:20 Ending time (UT) 04:59:58 Number of images 239 Gband exposure time (ms) 25 Halpha exposure time (ms) 220 Location on disk (arcsec) 961.73 -80.86 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 16/02/2018 Starting time (UT) 05:00:01 Ending time (UT) 05:13:47 Number of images 261 Gband exposure time (ms) 25 Halpha exposure time (ms) 220 Location on disk (arcsec) 962.58 -81.96 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 16/02/2018 Starting time (UT) 07:56:46 Ending time (UT) 08:00:00 Number of images 62 Gband exposure time (ms) 25 Halpha exposure time (ms) 220 Location on disk (arcsec) 964.02 -84.15 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 16/02/2018 Starting time (UT) 08:00:03 Ending time (UT) 08:07:17 Number of images 138 Gband exposure time (ms) 25 Halpha exposure time (ms) 220 Location on disk (arcsec) 964.61 -85.25 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------