../ dmsp_11_ephemeris_20030418.txt 21-Jun-2023 23:59 109752 dmsp_12_ephemeris_20030418.txt 21-Jun-2023 23:59 109741 dmsp_13_ephemeris_20030418.txt 21-Jun-2023 23:59 109715 dmsp_14_ephemeris_20030418.txt 21-Jun-2023 23:59 109686 dmsp_15_ephemeris_20030418.txt 21-Jun-2023 23:59 109640