../ dmsp_11_ephemeris_20000413.txt 21-Jun-2023 23:54 109698 dmsp_12_ephemeris_20000413.txt 21-Jun-2023 23:54 109719 dmsp_13_ephemeris_20000413.txt 21-Jun-2023 23:54 109783 dmsp_14_ephemeris_20000413.txt 21-Jun-2023 23:54 109654 dmsp_15_ephemeris_20000413.txt 21-Jun-2023 23:54 109764