spectroscopic and comet observations on 11 sept.

The sky has a very low transparancy, i started with comet C/2019 U6, bu i don’t saw the comet, due the very low transparancy en interupted the observatiosn for comets. I started with spectroscopic observations for gam Cas Hα and HeI @ 6678 Å. followed by 14 Lac, ups Cyg, omi And.