../ dmsp_08_ephemeris_19920511.txt 21-Jun-2023 23:44 109398 dmsp_09_ephemeris_19920511.txt 21-Jun-2023 23:44 109330 dmsp_10_ephemeris_19920511.txt 21-Jun-2023 23:44 109674 dmsp_11_ephemeris_19920511.txt 21-Jun-2023 23:44 109763