2_20701.txt  c_ck21x010.txt  C/2021 X1       Maury-Attard                                                                                         C/2021 X1       CK21X010     C/2021 X1 (Maury-Attard)                  2023 05 27.1520 3.233297   1.000505 334.5630   10.5922    140.0986   2023 11 28      7.0   2000.0 4.0