../ dmsp_08_ephemeris_19920414.txt 21-Jun-2023 23:44 109451 dmsp_09_ephemeris_19920414.txt 21-Jun-2023 23:44 109523 dmsp_10_ephemeris_19920414.txt 21-Jun-2023 23:44 109703 dmsp_11_ephemeris_19920414.txt 21-Jun-2023 23:44 109730