../ dmsp_15_ephemeris_20140405.txt 09-Nov-2025 23:16 108137 dmsp_16_ephemeris_20140405.txt 09-Nov-2025 23:16 108284 dmsp_17_ephemeris_20140405.txt 09-Nov-2025 23:16 108225 dmsp_18_ephemeris_20140405.txt 09-Nov-2025 23:16 108242 dmsp_19_ephemeris_20140405.txt 09-Nov-2025 23:16 108279