../ dmsp_15_ephemeris_20150127.txt 22-Jun-2023 16:15 108126 dmsp_16_ephemeris_20150127.txt 22-Jun-2023 16:15 107998 dmsp_17_ephemeris_20150127.txt 22-Jun-2023 16:15 108095 dmsp_18_ephemeris_20150127.txt 22-Jun-2023 16:15 107928 dmsp_19_ephemeris_20150127.txt 22-Jun-2023 16:15 107933