../ dmsp_10_ephemeris_19980415.txt 21-Jun-2023 23:51 109590 dmsp_11_ephemeris_19980415.txt 21-Jun-2023 23:51 109825 dmsp_12_ephemeris_19980415.txt 21-Jun-2023 23:51 109838 dmsp_13_ephemeris_19980415.txt 21-Jun-2023 23:51 109827 dmsp_14_ephemeris_19980415.txt 21-Jun-2023 23:51 109877