../ dmsp_15_ephemeris_20150208.txt 09-Nov-2025 23:14 108029 dmsp_16_ephemeris_20150208.txt 09-Nov-2025 23:14 108060 dmsp_17_ephemeris_20150208.txt 09-Nov-2025 23:14 108057 dmsp_18_ephemeris_20150208.txt 09-Nov-2025 23:14 107905 dmsp_19_ephemeris_20150208.txt 09-Nov-2025 23:14 107958