2_20200.txt  c_ck17k040.txt  C/2017 K4       ATLAS                                                                                                C/2017 K4       CK17K040     C/2017 K4 (ATLAS)                         2018 01 08.2616 2.648979   0.906641 15.1789    298.8737   16.6795    2019 12 08      10.0  2000.0 4.0