../ dmsp_15_ephemeris_20150929.txt 09-Nov-2025 15:45 109626 dmsp_16_ephemeris_20150929.txt 09-Nov-2025 15:45 109666 dmsp_17_ephemeris_20150929.txt 09-Nov-2025 15:45 109620 dmsp_18_ephemeris_20150929.txt 09-Nov-2025 15:45 109514 dmsp_19_ephemeris_20150929.txt 09-Nov-2025 15:45 109580