2_20701.txt  c_ck16x010.txt  C/2016 X1       Lemmon                                                                                               C/2016 X1       CK16X010     C/2016 X1 (Lemmon)                        2019 04 28.1192 7.560924   0.993935 224.4820   256.3919   26.4530    2021 08 29      6.0   2000.0 4.0