Date of Obs. 21/02/2018 Starting time (UT) 04:52:50 Ending time (UT) 04:59:59 Number of images 139 Gband exposure time (ms) 24 Halpha exposure time (ms) 200 Location on disk (arcsec) -6.44 -0.11 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 21/02/2018 Starting time (UT) 05:00:02 Ending time (UT) 05:18:38 Number of images 361 Gband exposure time (ms) 24 Halpha exposure time (ms) 200 Location on disk (arcsec) 2.83 -0.11 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 21/02/2018 Starting time (UT) 07:51:33 Ending time (UT) 07:59:58 Number of images 160 Gband exposure time (ms) 24 Halpha exposure time (ms) 200 Location on disk (arcsec) -6.21 -0.18 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 21/02/2018 Starting time (UT) 08:00:01 Ending time (UT) 08:02:04 Number of images 40 Gband exposure time (ms) 24 Halpha exposure time (ms) 200 Location on disk (arcsec) 3.05 -0.18 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 21/02/2018 Starting time (UT) 10:04:46 Ending time (UT) 10:09:54 Number of images 100 Gband exposure time (ms) 24 Halpha exposure time (ms) 200 Location on disk (arcsec) 1.08 -0.24 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------