../ dmsp_08_ephemeris_19911125.txt 21-Jun-2023 23:44 109540 dmsp_09_ephemeris_19911125.txt 21-Jun-2023 23:44 109356 dmsp_10_ephemeris_19911125.txt 21-Jun-2023 23:44 109446 dmsp_11_ephemeris_19911125.txt 21-Jun-2023 23:44 243