Date of Obs. 23/12/2019 Starting time (UT) 06:24:42 Ending time (UT) 06:50:47 Number of images 500 Gband exposure time (ms) 15 Halpha exposure time (ms) 150 Location on disk (arcsec) -38.77 63.48 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 23/12/2019 Starting time (UT) 07:07:38 Ending time (UT) 07:56:28 Number of images 927 Gband exposure time (ms) 15 Halpha exposure time (ms) 160 Location on disk (arcsec) -761.18 576.89 Gband Image Size (pixels) 1000 1000 Halpha Image Size (pixels) 900 900 Plate Scale (arcsec/pixel) 0.19 0.19 --------