../ dmsp_15_ephemeris_20160313.txt 22-Jun-2023 00:30 108187 dmsp_16_ephemeris_20160313.txt 22-Jun-2023 00:30 108069 dmsp_17_ephemeris_20160313.txt 22-Jun-2023 00:30 108212 dmsp_18_ephemeris_20160313.txt 22-Jun-2023 00:30 108167 dmsp_19_ephemeris_20160313.txt 22-Jun-2023 00:30 108129