../ dmsp_08_ephemeris_19911108.txt 21-Jun-2023 23:44 109589 dmsp_09_ephemeris_19911108.txt 21-Jun-2023 23:44 109235 dmsp_10_ephemeris_19911108.txt 21-Jun-2023 23:44 109640 dmsp_11_ephemeris_19911108.txt 21-Jun-2023 23:44 243