comet observations and spectroscopic observations on 23 april

clear night but high clouds were coming in after about 1 hour of observations. comet which are observed in this short period are: C/2019 Y1 (ATLAS) and C/2019 Y4 (ATLAS). spectroscopic observations for H-alpha detail of Be-stars: psi Per, Phecda, HD 112028, 6 Cep.