comet and spectroscopic observations on 8 dec.

An evening of rather high humidity, but clear weather allowed me to observe some comets and record spectra of some stars. comets that were observed are: 4P, 29P, 67P, 81P, 97P, 110P, 132P, 244P, P/2019 LD2. spectra werd genomen van volgende sterren: eta Ori, HD 21650, Pleione, PZ Gem.