../ dmsp_10_ephemeris_19970521.txt 22-Jun-2023 15:47 109597 dmsp_11_ephemeris_19970521.txt 22-Jun-2023 15:47 109684 dmsp_12_ephemeris_19970521.txt 22-Jun-2023 15:47 109609 dmsp_13_ephemeris_19970521.txt 22-Jun-2023 15:47 109765 dmsp_14_ephemeris_19970521.txt 22-Jun-2023 15:47 109697