2_20701.txt c_ck20o020.txt C/2020 O2 Amaral C/2020 O2 CK20O020 C/2020 O2 (Amaral) 2021 08 28.5973 4.862538 1.001814 10.3116 256.7686 71.7589 2023 01 28 8.0 2000.0 3.2