../ dmsp_13_ephemeris_20100525.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100525.txt 22-Jun-2023 00:15 109527 dmsp_15_ephemeris_20100525.txt 22-Jun-2023 00:15 109538 dmsp_16_ephemeris_20100525.txt 22-Jun-2023 00:15 109573 dmsp_17_ephemeris_20100525.txt 22-Jun-2023 00:15 109626 dmsp_18_ephemeris_20100525.txt 22-Jun-2023 00:15 109479