../ dmsp_10_ephemeris_19980909.txt 21-Jun-2023 23:52 109518 dmsp_11_ephemeris_19980909.txt 21-Jun-2023 23:52 109779 dmsp_12_ephemeris_19980909.txt 21-Jun-2023 23:52 109743 dmsp_13_ephemeris_19980909.txt 21-Jun-2023 23:52 109801 dmsp_14_ephemeris_19980909.txt 21-Jun-2023 23:52 109841