../ dmsp_15_ephemeris_20160331.txt 09-Nov-2025 23:24 108011 dmsp_16_ephemeris_20160331.txt 09-Nov-2025 23:24 108220 dmsp_17_ephemeris_20160331.txt 09-Nov-2025 23:24 108215 dmsp_18_ephemeris_20160331.txt 09-Nov-2025 23:24 108224 dmsp_19_ephemeris_20160331.txt 09-Nov-2025 23:24 108264