../ dmsp_11_ephemeris_20020311.txt 21-Jun-2023 23:57 108202 dmsp_12_ephemeris_20020311.txt 21-Jun-2023 23:57 108277 dmsp_13_ephemeris_20020311.txt 21-Jun-2023 23:57 108256 dmsp_14_ephemeris_20020311.txt 21-Jun-2023 23:57 108296 dmsp_15_ephemeris_20020311.txt 21-Jun-2023 23:57 108183