2_20701.txt c_ck21p020.txt C/2021 P2 PANSTARRS C/2021 P2 CK21P020 C/2021 P2 (PANSTARRS) 2023 01 22.6290 5.069085 0.997927 76.6802 32.0784 150.0633 2022 12 10 9.0 2000.0 4.0