../ dmsp_15_ephemeris_20200210.txt 09-Nov-2025 23:30 108114 dmsp_16_ephemeris_20200210.txt 09-Nov-2025 23:30 108090 dmsp_17_ephemeris_20200210.txt 09-Nov-2025 23:30 107968 dmsp_18_ephemeris_20200210.txt 09-Nov-2025 23:30 108102