../ dmsp_11_ephemeris_20000220.txt 21-Jun-2023 23:54 108221 dmsp_12_ephemeris_20000220.txt 21-Jun-2023 23:54 108095 dmsp_13_ephemeris_20000220.txt 21-Jun-2023 23:54 108167 dmsp_14_ephemeris_20000220.txt 21-Jun-2023 23:54 108332 dmsp_15_ephemeris_20000220.txt 21-Jun-2023 23:54 108241