../ dmsp_13_ephemeris_20040228.txt 22-Jun-2023 00:01 108145 dmsp_14_ephemeris_20040228.txt 22-Jun-2023 00:01 108172 dmsp_15_ephemeris_20040228.txt 22-Jun-2023 00:01 108062 dmsp_16_ephemeris_20040228.txt 22-Jun-2023 00:01 108218