../ dmsp_15_ephemeris_20150810.txt 09-Nov-2025 15:45 109400 dmsp_16_ephemeris_20150810.txt 09-Nov-2025 15:45 109545 dmsp_17_ephemeris_20150810.txt 09-Nov-2025 15:45 109586 dmsp_18_ephemeris_20150810.txt 09-Nov-2025 15:45 109600 dmsp_19_ephemeris_20150810.txt 09-Nov-2025 15:45 109680