2_20701.txt c_ck19k010.txt C/2019 K1 ATLAS C/2019 K1 CK19K010 C/2019 K1 (ATLAS) 2020 02 12.9442 2.012815 0.999978 265.7159 73.3589 87.0885 2022 07 26 10.0 2000.0 4.0