comet and spectroscopic observations on 10 july

This evening, i could obtain some spectra and some comets during this short night. Comets that could be observed are: C/2019 T4, C/2020 R7, C/2021 S3, C/2022 U1. With the LHiReSS spectrograph i could obtain high resolution (R~15.000) spectra of Be-stars: gam Cas, 20 Vul, 25 Vul.