../ dmsp_10_ephemeris_19960418.txt 21-Jun-2023 23:48 109557 dmsp_11_ephemeris_19960418.txt 21-Jun-2023 23:48 109833 dmsp_12_ephemeris_19960418.txt 21-Jun-2023 23:48 109714 dmsp_13_ephemeris_19960418.txt 21-Jun-2023 23:48 109687