../ dmsp_15_ephemeris_20160215.txt 22-Jun-2023 00:30 108107 dmsp_16_ephemeris_20160215.txt 22-Jun-2023 00:30 108067 dmsp_17_ephemeris_20160215.txt 22-Jun-2023 00:30 108070 dmsp_18_ephemeris_20160215.txt 22-Jun-2023 00:30 107994 dmsp_19_ephemeris_20160215.txt 22-Jun-2023 00:30 107957