comet and spectroscopic observations on 7 sept.

a clear night but with not so good transparency. i observed some comets: 119P, A/2019 O2, C/2019 K7, C/2021 Q3 and a possible comet, mentioned on the PCCP, unfortunately could this object not detected in my CCD-images. spectra that could be obtained are: HD208392, HD206773, HD 205551.