../ dmsp_15_ephemeris_20150215.txt 09-Nov-2025 23:14 108066 dmsp_16_ephemeris_20150215.txt 09-Nov-2025 23:14 108051 dmsp_17_ephemeris_20150215.txt 09-Nov-2025 23:14 108072 dmsp_18_ephemeris_20150215.txt 09-Nov-2025 23:14 107983 dmsp_19_ephemeris_20150215.txt 09-Nov-2025 23:14 108011