../ dmsp_11_ephemeris_20020412.txt 21-Jun-2023 23:57 109809 dmsp_12_ephemeris_20020412.txt 21-Jun-2023 23:57 109808 dmsp_13_ephemeris_20020412.txt 21-Jun-2023 23:57 109653 dmsp_14_ephemeris_20020412.txt 21-Jun-2023 23:57 109789 dmsp_15_ephemeris_20020412.txt 21-Jun-2023 23:57 109745