../ dmsp_15_ephemeris_20161031.txt 22-Jun-2023 00:32 109535 dmsp_16_ephemeris_20161031.txt 22-Jun-2023 00:32 109575 dmsp_17_ephemeris_20161031.txt 22-Jun-2023 00:32 109540 dmsp_18_ephemeris_20161031.txt 22-Jun-2023 00:32 109565 dmsp_19_ephemeris_20161031.txt 22-Jun-2023 00:32 109493