../ dmsp_11_ephemeris_20000504.txt 21-Jun-2023 23:54 109673 dmsp_12_ephemeris_20000504.txt 21-Jun-2023 23:54 109778 dmsp_13_ephemeris_20000504.txt 21-Jun-2023 23:54 109721 dmsp_14_ephemeris_20000504.txt 21-Jun-2023 23:54 109690 dmsp_15_ephemeris_20000504.txt 21-Jun-2023 23:54 109767