2_20701.txt  c_0021p.txt     21P             Giacobini-Zinner                                                                                     21P/Gia.-Zinner 0021P        21P/Giacobini-Zinner                      2018 09 10.6494 1.010550   0.710929 172.8555   195.3508   32.0327    2021 05 27      11.4  2000.0 4.0