2_20200.txt  c_cj99y010.txt  C/1999 Y1       LINEAR                                                                                               C/1999 Y1       CJ99Y010     C/1999 Y1 (LINEAR)                        2001 03 10.3799 3.117253   0.998738 184.0917   188.6350   135.1264   2022 05 26      5.5   2000.0 4.0