../ dmsp_10_ephemeris_19971225.txt 21-Jun-2023 23:50 109350 dmsp_11_ephemeris_19971225.txt 21-Jun-2023 23:50 109409 dmsp_12_ephemeris_19971225.txt 21-Jun-2023 23:50 109440 dmsp_13_ephemeris_19971225.txt 21-Jun-2023 23:50 109344 dmsp_14_ephemeris_19971225.txt 21-Jun-2023 23:50 109442