../ dmsp_11_ephemeris_20030221.txt 21-Jun-2023 23:59 108174 dmsp_12_ephemeris_20030221.txt 21-Jun-2023 23:59 108147 dmsp_13_ephemeris_20030221.txt 21-Jun-2023 23:59 108183 dmsp_14_ephemeris_20030221.txt 21-Jun-2023 23:59 108107 dmsp_15_ephemeris_20030221.txt 21-Jun-2023 23:59 107995