Date of Obs. 26/04/2017 Starting time (UT) 03:44:08 Ending time (UT) 03:58:26 Number of images 300 Gband exposure time (ms) 10 Halpha exposure time (ms) 110 Location on disk (arcsec) -301.10 -89.15 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 -------- Date of Obs. 26/04/2017 Starting time (UT) 10:19:25 Ending time (UT) 10:22:32 Number of images 20 Gband exposure time (ms) 10 Halpha exposure time (ms) 110 Location on disk (arcsec) -645.80 57.26 Gband Image Size (pixels) 904 904 Halpha Image Size (pixels) 856 856 Plate Scale (arcsec/pixel) 0.19 0.19 --------