../ dmsp_15_ephemeris_20150130.txt 09-Nov-2025 23:14 108109 dmsp_16_ephemeris_20150130.txt 09-Nov-2025 23:14 108014 dmsp_17_ephemeris_20150130.txt 09-Nov-2025 23:14 108044 dmsp_18_ephemeris_20150130.txt 09-Nov-2025 23:14 107917 dmsp_19_ephemeris_20150130.txt 09-Nov-2025 23:14 107920