../ dmsp_08_ephemeris_19920504.txt 22-Jun-2023 15:43 109350 dmsp_09_ephemeris_19920504.txt 22-Jun-2023 15:43 109349 dmsp_10_ephemeris_19920504.txt 22-Jun-2023 15:43 109673 dmsp_11_ephemeris_19920504.txt 22-Jun-2023 15:43 109710