../ dmsp_13_ephemeris_20100317.txt 09-Nov-2025 23:00 108259 dmsp_14_ephemeris_20100317.txt 09-Nov-2025 23:00 108318 dmsp_15_ephemeris_20100317.txt 09-Nov-2025 23:00 108143 dmsp_16_ephemeris_20100317.txt 09-Nov-2025 23:00 108288 dmsp_17_ephemeris_20100317.txt 09-Nov-2025 23:00 108212 dmsp_18_ephemeris_20100317.txt 09-Nov-2025 23:00 108209