../ dmsp_10_ephemeris_19970918.txt 21-Jun-2023 23:50 109625 dmsp_11_ephemeris_19970918.txt 21-Jun-2023 23:50 109631 dmsp_12_ephemeris_19970918.txt 21-Jun-2023 23:50 109585 dmsp_13_ephemeris_19970918.txt 21-Jun-2023 23:50 109707 dmsp_14_ephemeris_19970918.txt 21-Jun-2023 23:50 109750