../ dmsp_13_ephemeris_20091231.txt 09-Nov-2025 22:59 109365 dmsp_14_ephemeris_20091231.txt 09-Nov-2025 22:59 109397 dmsp_15_ephemeris_20091231.txt 09-Nov-2025 22:59 109227 dmsp_16_ephemeris_20091231.txt 09-Nov-2025 22:59 109215 dmsp_17_ephemeris_20091231.txt 09-Nov-2025 22:59 109409 dmsp_18_ephemeris_20091231.txt 09-Nov-2025 22:59 109478