2_20200.txt  c_ck17e040.txt  C/2017 E4       Lovejoy                                                                                              C/2017 E4       CK17E040     C/2017 E4 (Lovejoy)                       2017 04 23.2724 0.493942   1.001476 87.1427    223.2030   88.1774    2017 06 16      17.0  2000.0 4.0