../ dmsp_15_ephemeris_20151225.txt 22-Jun-2023 16:22 109514 dmsp_16_ephemeris_20151225.txt 22-Jun-2023 16:22 109314 dmsp_17_ephemeris_20151225.txt 22-Jun-2023 16:22 109285 dmsp_18_ephemeris_20151225.txt 22-Jun-2023 16:22 109293 dmsp_19_ephemeris_20151225.txt 22-Jun-2023 16:22 109268