../ dmsp_08_ephemeris_19920709.txt 21-Jun-2023 23:44 109243 dmsp_09_ephemeris_19920709.txt 21-Jun-2023 23:44 109174 dmsp_10_ephemeris_19920709.txt 21-Jun-2023 23:44 109691 dmsp_11_ephemeris_19920709.txt 21-Jun-2023 23:44 109729