../ dmsp_15_ephemeris_20160314.txt 22-Jun-2023 00:30 108147 dmsp_16_ephemeris_20160314.txt 22-Jun-2023 00:30 108127 dmsp_17_ephemeris_20160314.txt 22-Jun-2023 00:30 108196 dmsp_18_ephemeris_20160314.txt 22-Jun-2023 00:30 108143 dmsp_19_ephemeris_20160314.txt 22-Jun-2023 00:30 108119