../ dmsp_08_ephemeris_19920426.txt 21-Jun-2023 23:44 109438 dmsp_09_ephemeris_19920426.txt 21-Jun-2023 23:44 109375 dmsp_10_ephemeris_19920426.txt 21-Jun-2023 23:44 109790 dmsp_11_ephemeris_19920426.txt 21-Jun-2023 23:44 109721