../ dmsp_15_ephemeris_20161006.txt 22-Jun-2023 00:32 109577 dmsp_16_ephemeris_20161006.txt 22-Jun-2023 00:32 109583 dmsp_17_ephemeris_20161006.txt 22-Jun-2023 00:32 109618 dmsp_18_ephemeris_20161006.txt 22-Jun-2023 00:32 109694 dmsp_19_ephemeris_20161006.txt 22-Jun-2023 00:32 109617