../ dmsp_08_ephemeris_19920208.txt 21-Jun-2023 23:44 108191 dmsp_09_ephemeris_19920208.txt 21-Jun-2023 23:44 108031 dmsp_10_ephemeris_19920208.txt 21-Jun-2023 23:44 108049 dmsp_11_ephemeris_19920208.txt 21-Jun-2023 23:44 108114