../ dmsp_08_ephemeris_19920525.txt 21-Jun-2023 23:44 109452 dmsp_09_ephemeris_19920525.txt 21-Jun-2023 23:44 109312 dmsp_10_ephemeris_19920525.txt 21-Jun-2023 23:44 109682 dmsp_11_ephemeris_19920525.txt 21-Jun-2023 23:44 109720