../ dmsp_15_ephemeris_20160612.txt 22-Jun-2023 16:23 109480 dmsp_16_ephemeris_20160612.txt 22-Jun-2023 16:23 109492 dmsp_17_ephemeris_20160612.txt 22-Jun-2023 16:23 109618 dmsp_18_ephemeris_20160612.txt 22-Jun-2023 16:23 109491 dmsp_19_ephemeris_20160612.txt 22-Jun-2023 16:23 109602