../ dmsp_10_ephemeris_19970308.txt 21-Jun-2023 23:49 108291 dmsp_11_ephemeris_19970308.txt 21-Jun-2023 23:49 108253 dmsp_12_ephemeris_19970308.txt 21-Jun-2023 23:49 108296 dmsp_13_ephemeris_19970308.txt 21-Jun-2023 23:49 108113