../ dmsp_11_ephemeris_20000404.txt 21-Jun-2023 23:54 108342 dmsp_12_ephemeris_20000404.txt 21-Jun-2023 23:54 108263 dmsp_13_ephemeris_20000404.txt 21-Jun-2023 23:54 108251 dmsp_14_ephemeris_20000404.txt 21-Jun-2023 23:54 108302 dmsp_15_ephemeris_20000404.txt 21-Jun-2023 23:54 108242