../ dmsp_10_ephemeris_19970817.txt 21-Jun-2023 23:50 109550 dmsp_11_ephemeris_19970817.txt 21-Jun-2023 23:50 109848 dmsp_12_ephemeris_19970817.txt 21-Jun-2023 23:50 109696 dmsp_13_ephemeris_19970817.txt 21-Jun-2023 23:50 109926 dmsp_14_ephemeris_19970817.txt 21-Jun-2023 23:50 109796