../ dmsp_10_ephemeris_19990418.txt 21-Jun-2023 23:53 109622 dmsp_11_ephemeris_19990418.txt 21-Jun-2023 23:53 109791 dmsp_12_ephemeris_19990418.txt 21-Jun-2023 23:53 109703 dmsp_13_ephemeris_19990418.txt 21-Jun-2023 23:53 109766 dmsp_14_ephemeris_19990418.txt 21-Jun-2023 23:53 109674