../ dmsp_10_ephemeris_19980417.txt 21-Jun-2023 23:51 109561 dmsp_11_ephemeris_19980417.txt 21-Jun-2023 23:51 109723 dmsp_12_ephemeris_19980417.txt 21-Jun-2023 23:51 109549 dmsp_13_ephemeris_19980417.txt 21-Jun-2023 23:51 109745 dmsp_14_ephemeris_19980417.txt 21-Jun-2023 23:51 109742