../ dmsp_15_ephemeris_20160405.txt 22-Jun-2023 00:30 108151 dmsp_16_ephemeris_20160405.txt 22-Jun-2023 00:30 108078 dmsp_17_ephemeris_20160405.txt 22-Jun-2023 00:30 108362 dmsp_18_ephemeris_20160405.txt 22-Jun-2023 00:30 108296 dmsp_19_ephemeris_20160405.txt 22-Jun-2023 00:30 108286