../ dmsp_08_ephemeris_19920406.txt 21-Jun-2023 23:44 108107 dmsp_09_ephemeris_19920406.txt 21-Jun-2023 23:44 107931 dmsp_10_ephemeris_19920406.txt 21-Jun-2023 23:44 108236 dmsp_11_ephemeris_19920406.txt 21-Jun-2023 23:44 108346