Date of Obs. 15/02/2021 Starting time (UT) 04:43:51 Ending time (UT) 04:57:25 Number of images 100 Gband exposure time (ms) 17 Halpha exposure time (ms) 200 Location on disk (arcsec) -719.59 -640.66 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 15/02/2021 Starting time (UT) 05:08:51 Ending time (UT) 05:39:45 Number of images 230 Gband exposure time (ms) 15 Halpha exposure time (ms) 180 Location on disk (arcsec) -576.68 -781.09 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------