2_20701.txt c_ck20y020.txt C/2020 Y2 ATLAS C/2020 Y2 CK20Y020 C/2020 Y2 (ATLAS) 2022 06 17.7487 3.132744 0.997009 266.1196 26.5145 101.2982 2023 01 28 6.5 2000.0 4.0