../ dmsp_08_ephemeris_19920604.txt 21-Jun-2023 23:44 109420 dmsp_09_ephemeris_19920604.txt 21-Jun-2023 23:44 109401 dmsp_10_ephemeris_19920604.txt 21-Jun-2023 23:44 109627 dmsp_11_ephemeris_19920604.txt 21-Jun-2023 23:44 109756