../ dmsp_10_ephemeris_19970928.txt 21-Jun-2023 23:50 109690 dmsp_11_ephemeris_19970928.txt 21-Jun-2023 23:50 109702 dmsp_12_ephemeris_19970928.txt 21-Jun-2023 23:50 109786 dmsp_13_ephemeris_19970928.txt 21-Jun-2023 23:50 109842 dmsp_14_ephemeris_19970928.txt 21-Jun-2023 23:50 109506