../ dmsp_15_ephemeris_20151005.txt 09-Nov-2025 15:45 109547 dmsp_16_ephemeris_20151005.txt 09-Nov-2025 15:45 109597 dmsp_17_ephemeris_20151005.txt 09-Nov-2025 15:45 109664 dmsp_18_ephemeris_20151005.txt 09-Nov-2025 15:45 109543 dmsp_19_ephemeris_20151005.txt 09-Nov-2025 15:45 109658