2_20701.txt c_ck20h050.txt C/2020 H5 Robinson C/2020 H5 CK20H050 C/2020 H5 (Robinson) 2020 12 10.3846 9.340282 0.997792 326.3118 210.6276 70.2561 2023 11 28 5.0 2000.0 4.0