Kometen C/2019 Y4 (ATLAS) Bild 1 von 2 C2019/ Y4 (ATLAS) Pentax75, EOS60Da, 10x300",IDAS Filter, 17.04.2017 C/2019 Y4 (ATLAS) 17.04.2020 C/2019 Y4 (ATLAS) 19.04.2020