../ dmsp_13_ephemeris_20100315.txt 09-Nov-2025 23:00 108280 dmsp_14_ephemeris_20100315.txt 09-Nov-2025 23:00 108047 dmsp_15_ephemeris_20100315.txt 09-Nov-2025 23:00 108243 dmsp_16_ephemeris_20100315.txt 09-Nov-2025 23:00 108174 dmsp_17_ephemeris_20100315.txt 09-Nov-2025 23:00 108256 dmsp_18_ephemeris_20100315.txt 09-Nov-2025 23:00 108295