../ dmsp_15_ephemeris_20110625.txt 22-Jun-2023 00:17 109526 dmsp_16_ephemeris_20110625.txt 22-Jun-2023 00:17 109647 dmsp_17_ephemeris_20110625.txt 22-Jun-2023 00:17 109622 dmsp_18_ephemeris_20110625.txt 22-Jun-2023 00:17 109560