../ dmsp_15_ephemeris_20140415.txt 09-Nov-2025 23:16 109601 dmsp_16_ephemeris_20140415.txt 09-Nov-2025 23:16 109622 dmsp_17_ephemeris_20140415.txt 09-Nov-2025 23:16 109760 dmsp_18_ephemeris_20140415.txt 09-Nov-2025 23:16 109620 dmsp_19_ephemeris_20140415.txt 09-Nov-2025 23:16 109725