../ dmsp_15_ephemeris_20150111.txt 09-Nov-2025 23:03 108102 dmsp_16_ephemeris_20150111.txt 09-Nov-2025 23:03 107883 dmsp_17_ephemeris_20150111.txt 09-Nov-2025 23:03 107939 dmsp_18_ephemeris_20150111.txt 09-Nov-2025 23:03 107834 dmsp_19_ephemeris_20150111.txt 09-Nov-2025 23:03 107858