2_20701.txt c_ck21n030.txt C/2021 N3 PANSTARRS C/2021 N3 CK21N030 C/2021 N3 (PANSTARRS) 2020 08 19.6408 5.716219 0.962894 304.7635 337.4931 26.7405 2023 01 28 8.5 2000.0 4.0