../ dmsp_15_ephemeris_20151115.txt 09-Nov-2025 23:16 109382 dmsp_16_ephemeris_20151115.txt 09-Nov-2025 23:16 109432 dmsp_17_ephemeris_20151115.txt 09-Nov-2025 23:16 109368 dmsp_18_ephemeris_20151115.txt 09-Nov-2025 23:16 109526 dmsp_19_ephemeris_20151115.txt 09-Nov-2025 23:16 109410