../ dmsp_15_ephemeris_20150327.txt 22-Jun-2023 00:27 108230 dmsp_16_ephemeris_20150327.txt 22-Jun-2023 00:27 108189 dmsp_17_ephemeris_20150327.txt 22-Jun-2023 00:27 108250 dmsp_18_ephemeris_20150327.txt 22-Jun-2023 00:27 108260 dmsp_19_ephemeris_20150327.txt 22-Jun-2023 00:27 108234