../ dmsp_15_ephemeris_20140510.txt 09-Nov-2025 23:16 109609 dmsp_16_ephemeris_20140510.txt 09-Nov-2025 23:16 109633 dmsp_17_ephemeris_20140510.txt 09-Nov-2025 23:16 109685 dmsp_18_ephemeris_20140510.txt 09-Nov-2025 23:16 109693 dmsp_19_ephemeris_20140510.txt 09-Nov-2025 23:16 109717