Date of Obs. 24/05/2019 Starting time (UT) 03:27:24 Ending time (UT) 03:53:17 Number of images 500 Gband exposure time (ms) 5 Halpha exposure time (ms) 110 Location on disk (arcsec) -1.91 0.39 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------