../ dmsp_15_ephemeris_20150104.txt 22-Jun-2023 00:26 106578 dmsp_16_ephemeris_20150104.txt 22-Jun-2023 00:26 106410 dmsp_17_ephemeris_20150104.txt 22-Jun-2023 00:26 106436 dmsp_18_ephemeris_20150104.txt 22-Jun-2023 00:26 106463 dmsp_19_ephemeris_20150104.txt 22-Jun-2023 00:26 106369