../ dmsp_10_ephemeris_19970828.txt 21-Jun-2023 23:50 109652 dmsp_11_ephemeris_19970828.txt 21-Jun-2023 23:50 109879 dmsp_12_ephemeris_19970828.txt 21-Jun-2023 23:50 109637 dmsp_13_ephemeris_19970828.txt 21-Jun-2023 23:50 109723 dmsp_14_ephemeris_19970828.txt 21-Jun-2023 23:50 109750