../ dmsp_15_ephemeris_20140620.txt 09-Nov-2025 23:16 109473 dmsp_16_ephemeris_20140620.txt 09-Nov-2025 23:16 109617 dmsp_17_ephemeris_20140620.txt 09-Nov-2025 23:16 109563 dmsp_18_ephemeris_20140620.txt 09-Nov-2025 23:16 109645 dmsp_19_ephemeris_20140620.txt 09-Nov-2025 23:16 109584