../ dmsp_08_ephemeris_19920123.txt 21-Jun-2023 23:44 108074 dmsp_09_ephemeris_19920123.txt 21-Jun-2023 23:44 107936 dmsp_10_ephemeris_19920123.txt 21-Jun-2023 23:44 108018 dmsp_11_ephemeris_19920123.txt 21-Jun-2023 23:44 108088