../ dmsp_15_ephemeris_20160928.txt 22-Jun-2023 00:32 109683 dmsp_16_ephemeris_20160928.txt 22-Jun-2023 00:32 109575 dmsp_17_ephemeris_20160928.txt 22-Jun-2023 00:32 109667 dmsp_18_ephemeris_20160928.txt 22-Jun-2023 00:32 109677 dmsp_19_ephemeris_20160928.txt 22-Jun-2023 00:32 109780