../ dmsp_10_ephemeris_19980827.txt 21-Jun-2023 23:51 109600 dmsp_11_ephemeris_19980827.txt 21-Jun-2023 23:51 109742 dmsp_12_ephemeris_19980827.txt 21-Jun-2023 23:51 109690 dmsp_13_ephemeris_19980827.txt 21-Jun-2023 23:51 109720 dmsp_14_ephemeris_19980827.txt 21-Jun-2023 23:51 109750