../ dmsp_13_ephemeris_20100529.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100529.txt 22-Jun-2023 00:15 109545 dmsp_15_ephemeris_20100529.txt 22-Jun-2023 00:15 109660 dmsp_16_ephemeris_20100529.txt 22-Jun-2023 00:15 109718 dmsp_17_ephemeris_20100529.txt 22-Jun-2023 00:15 109618 dmsp_18_ephemeris_20100529.txt 22-Jun-2023 00:15 109572