../ dmsp_08_ephemeris_19920410.txt 21-Jun-2023 23:44 109557 dmsp_09_ephemeris_19920410.txt 21-Jun-2023 23:44 109394 dmsp_10_ephemeris_19920410.txt 21-Jun-2023 23:44 109767 dmsp_11_ephemeris_19920410.txt 21-Jun-2023 23:44 109771