../ dmsp_15_ephemeris_20160618.txt 09-Nov-2025 23:24 109493 dmsp_16_ephemeris_20160618.txt 09-Nov-2025 23:24 109498 dmsp_17_ephemeris_20160618.txt 09-Nov-2025 23:24 109556 dmsp_18_ephemeris_20160618.txt 09-Nov-2025 23:24 109676 dmsp_19_ephemeris_20160618.txt 09-Nov-2025 23:24 109639