../ dmsp_15_ephemeris_20150110.txt 22-Jun-2023 00:26 108016 dmsp_16_ephemeris_20150110.txt 22-Jun-2023 00:26 107983 dmsp_17_ephemeris_20150110.txt 22-Jun-2023 00:26 107873 dmsp_18_ephemeris_20150110.txt 22-Jun-2023 00:26 107815 dmsp_19_ephemeris_20150110.txt 22-Jun-2023 00:26 107907