../ dmsp_15_ephemeris_20140619.txt 09-Nov-2025 23:16 109405 dmsp_16_ephemeris_20140619.txt 09-Nov-2025 23:16 109471 dmsp_17_ephemeris_20140619.txt 09-Nov-2025 23:16 109553 dmsp_18_ephemeris_20140619.txt 09-Nov-2025 23:16 109517 dmsp_19_ephemeris_20140619.txt 09-Nov-2025 23:16 109565