../ dmsp_15_ephemeris_20160115.txt 22-Jun-2023 00:30 107916 dmsp_16_ephemeris_20160115.txt 22-Jun-2023 00:30 107912 dmsp_17_ephemeris_20160115.txt 22-Jun-2023 00:30 107888 dmsp_18_ephemeris_20160115.txt 22-Jun-2023 00:30 107915 dmsp_19_ephemeris_20160115.txt 22-Jun-2023 00:30 107802