../ dmsp_13_ephemeris_20040131.txt 22-Jun-2023 00:01 107977 dmsp_14_ephemeris_20040131.txt 22-Jun-2023 00:01 108043 dmsp_15_ephemeris_20040131.txt 22-Jun-2023 00:01 108115 dmsp_16_ephemeris_20040131.txt 22-Jun-2023 00:01 107996