Date of Obs. 17/05/2019 Starting time (UT) 03:17:51 Ending time (UT) 03:43:36 Number of images 500 Gband exposure time (ms) 6 Halpha exposure time (ms) 105 Location on disk (arcsec) 781.55 129.36 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 17/05/2019 Starting time (UT) 04:15:45 Ending time (UT) 04:25:54 Number of images 200 Gband exposure time (ms) 6 Halpha exposure time (ms) 110 Location on disk (arcsec) 786.59 129.02 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------