../ dmsp_10_ephemeris_19990731.txt 22-Jun-2023 15:50 109559 dmsp_11_ephemeris_19990731.txt 22-Jun-2023 15:50 109713 dmsp_12_ephemeris_19990731.txt 22-Jun-2023 15:50 109662 dmsp_13_ephemeris_19990731.txt 22-Jun-2023 15:50 109740 dmsp_14_ephemeris_19990731.txt 22-Jun-2023 15:50 109703