../ dmsp_08_ephemeris_19920513.txt 21-Jun-2023 23:44 109367 dmsp_09_ephemeris_19920513.txt 21-Jun-2023 23:44 109385 dmsp_10_ephemeris_19920513.txt 21-Jun-2023 23:44 109714 dmsp_11_ephemeris_19920513.txt 21-Jun-2023 23:44 109698