../ dmsp_15_ephemeris_20150627.txt 09-Nov-2025 15:45 109320 dmsp_16_ephemeris_20150627.txt 09-Nov-2025 15:45 109588 dmsp_17_ephemeris_20150627.txt 09-Nov-2025 15:45 109588 dmsp_18_ephemeris_20150627.txt 09-Nov-2025 15:45 109467 dmsp_19_ephemeris_20150627.txt 09-Nov-2025 15:45 109701