Date of Obs. 04/05/2018 Starting time (UT) 04:07:52 Ending time (UT) 04:59:58 Number of images 987 Gband exposure time (ms) 7 Halpha exposure time (ms) 200 Location on disk (arcsec) -779.12 -160.01 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------