../ dmsp_08_ephemeris_19920601.txt 21-Jun-2023 23:44 109420 dmsp_09_ephemeris_19920601.txt 21-Jun-2023 23:44 109382 dmsp_10_ephemeris_19920601.txt 21-Jun-2023 23:44 109687 dmsp_11_ephemeris_19920601.txt 21-Jun-2023 23:44 109724