../ dmsp_08_ephemeris_19920503.txt 21-Jun-2023 23:44 109287 dmsp_09_ephemeris_19920503.txt 21-Jun-2023 23:44 109401 dmsp_10_ephemeris_19920503.txt 21-Jun-2023 23:44 109706 dmsp_11_ephemeris_19920503.txt 21-Jun-2023 23:44 109726