Date of Obs. 22/02/2019 Starting time (UT) 04:27:12 Ending time (UT) 04:59:59 Number of images 380 Gband exposure time (ms) 9 Halpha exposure time (ms) 100 Location on disk (arcsec) 424.75 252.51 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 22/02/2019 Starting time (UT) 05:00:02 Ending time (UT) 05:18:06 Number of images 311 Gband exposure time (ms) 9 Halpha exposure time (ms) 100 Location on disk (arcsec) 432.99 252.00 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------