Date of Obs. 18/01/2018 Starting time (UT) 04:21:47 Ending time (UT) 04:26:55 Number of images 100 Gband exposure time (ms) 16 Halpha exposure time (ms) 180 Location on disk (arcsec) 99.21 -116.26 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------