../ dmsp_10_ephemeris_19990521.txt 09-Nov-2025 22:23 109448 dmsp_11_ephemeris_19990521.txt 09-Nov-2025 22:23 109616 dmsp_12_ephemeris_19990521.txt 09-Nov-2025 22:23 109650 dmsp_13_ephemeris_19990521.txt 09-Nov-2025 22:23 109701 dmsp_14_ephemeris_19990521.txt 09-Nov-2025 22:23 109641