../ dmsp_13_ephemeris_20090731.txt 22-Jun-2023 16:07 109577 dmsp_14_ephemeris_20090731.txt 22-Jun-2023 16:07 109538 dmsp_15_ephemeris_20090731.txt 22-Jun-2023 16:07 109744 dmsp_16_ephemeris_20090731.txt 22-Jun-2023 16:07 109637 dmsp_17_ephemeris_20090731.txt 22-Jun-2023 16:07 109675