../ dmsp_13_ephemeris_20040316.txt 22-Jun-2023 00:01 108306 dmsp_14_ephemeris_20040316.txt 22-Jun-2023 00:01 108343 dmsp_15_ephemeris_20040316.txt 22-Jun-2023 00:01 108172 dmsp_16_ephemeris_20040316.txt 22-Jun-2023 00:01 108280