../ dmsp_10_ephemeris_19980227.txt 21-Jun-2023 23:51 108138 dmsp_11_ephemeris_19980227.txt 21-Jun-2023 23:51 108070 dmsp_12_ephemeris_19980227.txt 21-Jun-2023 23:51 108153 dmsp_13_ephemeris_19980227.txt 21-Jun-2023 23:51 108261 dmsp_14_ephemeris_19980227.txt 21-Jun-2023 23:51 108152