../ dmsp_14_ephemeris_20100519.txt 09-Nov-2025 22:51 109698 dmsp_15_ephemeris_20100519.txt 09-Nov-2025 22:51 109590 dmsp_16_ephemeris_20100519.txt 09-Nov-2025 22:51 109553 dmsp_17_ephemeris_20100519.txt 09-Nov-2025 22:51 109720 dmsp_18_ephemeris_20100519.txt 09-Nov-2025 22:51 109642