../ dmsp_13_ephemeris_20091221.txt 09-Nov-2025 23:01 109302 dmsp_14_ephemeris_20091221.txt 09-Nov-2025 23:01 109411 dmsp_15_ephemeris_20091221.txt 09-Nov-2025 23:01 109332 dmsp_16_ephemeris_20091221.txt 09-Nov-2025 23:01 109462 dmsp_17_ephemeris_20091221.txt 09-Nov-2025 23:01 109313 dmsp_18_ephemeris_20091221.txt 09-Nov-2025 23:01 109406