../ dmsp_11_ephemeris_20000717.txt 21-Jun-2023 23:54 109723 dmsp_12_ephemeris_20000717.txt 21-Jun-2023 23:54 109616 dmsp_13_ephemeris_20000717.txt 21-Jun-2023 23:54 109683 dmsp_14_ephemeris_20000717.txt 21-Jun-2023 23:54 109581 dmsp_15_ephemeris_20000717.txt 21-Jun-2023 23:54 109664