2_20200.txt  c_ck13c020.txt  C/2013 C2       Tenagra                                                                                              C/2013 C2       CK13C020     C/2013 C2 (Tenagra)                       2015 09 07.8621 9.158476   0.425825 309.3774   247.5549   21.3577    2022 05 26      4.0   2000.0 4.0