../ dmsp_15_ephemeris_20150112.txt 09-Nov-2025 23:03 107956 dmsp_16_ephemeris_20150112.txt 09-Nov-2025 23:03 108023 dmsp_17_ephemeris_20150112.txt 09-Nov-2025 23:03 107924 dmsp_18_ephemeris_20150112.txt 09-Nov-2025 23:03 107975 dmsp_19_ephemeris_20150112.txt 09-Nov-2025 23:03 107911