2_20701.txt c_ck20r070.txt C/2020 R7 ATLAS C/2020 R7 CK20R070 C/2020 R7 (ATLAS) 2022 09 16.2505 2.956010 1.000238 347.8410 268.2823 114.8939 2023 01 28 7.0 2000.0 3.2