Date of Obs. 25/05/2017 Starting time (UT) 04:11:45 Ending time (UT) 04:21:49 Number of images 200 Gband exposure time (ms) 11 Halpha exposure time (ms) 110 Location on disk (arcsec) 319.11 238.25 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------