2_20701.txt c_ck20a020.txt C/2020 A2 Iwamoto C/2020 A2 CK20A020 C/2020 A2 (NEOWISE) 2020 01 08.5627 0.974741 0.999353 68.1130 286.3186 120.6545 2023 01 28 13.5 2000.0 4.0