comet and spectroscopic observations on 15 sept.

during this clear evening i could obtain several comets: 28P, 67P, 132P, 148P, C/2017 K2, C/2019 T3, C/2020 PV6, C/2019 LD2. With the C11 + LHiResIII spectrograph i could make jigh resolution spectra of nova RS Oph, iot Lyr, HD 174237, 54 Cyg, 66 Cyg.