../ dmsp_10_ephemeris_19970531.txt 22-Jun-2023 15:46 109491 dmsp_11_ephemeris_19970531.txt 22-Jun-2023 15:46 109719 dmsp_12_ephemeris_19970531.txt 22-Jun-2023 15:46 109493 dmsp_13_ephemeris_19970531.txt 22-Jun-2023 15:46 109747 dmsp_14_ephemeris_19970531.txt 22-Jun-2023 15:46 109741