../ dmsp_15_ephemeris_20160918.txt 22-Jun-2023 00:32 109595 dmsp_16_ephemeris_20160918.txt 22-Jun-2023 00:32 109790 dmsp_17_ephemeris_20160918.txt 22-Jun-2023 00:32 109593 dmsp_18_ephemeris_20160918.txt 22-Jun-2023 00:32 109600 dmsp_19_ephemeris_20160918.txt 22-Jun-2023 00:32 109587