../ dmsp_10_ephemeris_19950401.txt 21-Jun-2023 23:47 108281 dmsp_11_ephemeris_19950401.txt 21-Jun-2023 23:47 108349 dmsp_12_ephemeris_19950401.txt 21-Jun-2023 23:47 108326 dmsp_13_ephemeris_19950401.txt 21-Jun-2023 23:47 243