../ dmsp_10_ephemeris_19960531.txt 21-Jun-2023 23:48 109555 dmsp_11_ephemeris_19960531.txt 21-Jun-2023 23:48 109779 dmsp_12_ephemeris_19960531.txt 21-Jun-2023 23:48 109617 dmsp_13_ephemeris_19960531.txt 21-Jun-2023 23:48 109803