../ dmsp_15_ephemeris_20160509.txt 09-Nov-2025 23:24 109549 dmsp_16_ephemeris_20160509.txt 09-Nov-2025 23:24 109628 dmsp_17_ephemeris_20160509.txt 09-Nov-2025 23:24 109537 dmsp_18_ephemeris_20160509.txt 09-Nov-2025 23:24 109613 dmsp_19_ephemeris_20160509.txt 09-Nov-2025 23:24 109671