../ dmsp_15_ephemeris_20151106.txt 09-Nov-2025 23:16 109406 dmsp_16_ephemeris_20151106.txt 09-Nov-2025 23:16 109529 dmsp_17_ephemeris_20151106.txt 09-Nov-2025 23:16 109541 dmsp_18_ephemeris_20151106.txt 09-Nov-2025 23:16 109493 dmsp_19_ephemeris_20151106.txt 09-Nov-2025 23:16 109468