2_20200.txt  c_ck17a05b.txt  C/2017 AB5      PANSTARRS                                                                                            C/2017 AB5      CK17A05B     C/2017 AB5 (PANSTARRS)                    2018 02 16.7518 9.215347   0.997112 78.3677    42.6684    32.4329    2019 12 08      5.5   2000.0 4.0