Error messages Image sky_T_10_t_7200_2017-06-06_21:58:35_el90:0:0_az90:0:0.fits seems to be saturated. No analysis have been done Image sky_T_10_t_7200_2017-06-07_00:03:08_el90:0:0_az90:0:0.fits seems to be saturated. No analysis have been done Image sky_T_10_t_7200_2017-06-07_02:07:41_el90:0:0_az90:0:0.fits seems to be saturated. No analysis have been done Bad background substraction on file sky_T_10_t_2_2017-06-06_19:49:25_el90:0:0_az90:0:0-dark_sp_cs_cp_re_li.cxy at wavelength 546.0nm (-0.00103894621). Probably contaminated by sun, moon of twilight. Bad background substraction on file sky_T_10_t_2_2017-06-06_19:49:25_el90:0:0_az90:0:0-dark_sp_cs_cp_re_li.cxy at wavelength 569.0nm (-0.00120755541). Probably contaminated by sun, moon of twilight. Bad background substraction on file sky_T_10_t_2_2017-06-06_19:49:25_el90:0:0_az90:0:0-dark_sp_cs_cp_re_li.cxy at wavelength 615.5nm (-0.00160557637). Probably contaminated by sun, moon of twilight.