../ dmsp_10_ephemeris_19990408.txt 21-Jun-2023 23:52 108147 dmsp_11_ephemeris_19990408.txt 21-Jun-2023 23:52 108303 dmsp_12_ephemeris_19990408.txt 21-Jun-2023 23:52 108224 dmsp_13_ephemeris_19990408.txt 21-Jun-2023 23:52 108388 dmsp_14_ephemeris_19990408.txt 21-Jun-2023 23:52 108282