../ dmsp_15_ephemeris_20150118.txt 09-Nov-2025 23:03 107960 dmsp_16_ephemeris_20150118.txt 09-Nov-2025 23:03 107926 dmsp_17_ephemeris_20150118.txt 09-Nov-2025 23:03 107903 dmsp_18_ephemeris_20150118.txt 09-Nov-2025 23:03 107995 dmsp_19_ephemeris_20150118.txt 09-Nov-2025 23:03 107904