comet observations on 16 jan.

agazin a clear night but cold (minus 4°C). I started in the early evening with observations of comets: 12P, 13P, 29P (small outburst), 30P, 126P (behind star), 150P, 226P, 227P, C/2021 S4, C/2022 E2, C/2023 … Read more