../ dmsp_08_ephemeris_19920320.txt 21-Jun-2023 23:44 108163 dmsp_09_ephemeris_19920320.txt 21-Jun-2023 23:44 108087 dmsp_10_ephemeris_19920320.txt 21-Jun-2023 23:44 108280 dmsp_11_ephemeris_19920320.txt 21-Jun-2023 23:44 108254