../ dmsp_15_ephemeris_20140630.txt 09-Nov-2025 23:16 109428 dmsp_16_ephemeris_20140630.txt 09-Nov-2025 23:16 109593 dmsp_17_ephemeris_20140630.txt 09-Nov-2025 23:16 109454 dmsp_18_ephemeris_20140630.txt 09-Nov-2025 23:16 109554 dmsp_19_ephemeris_20140630.txt 09-Nov-2025 23:16 109599