../ dmsp_15_ephemeris_20150314.txt 22-Jun-2023 00:27 108238 dmsp_16_ephemeris_20150314.txt 22-Jun-2023 00:27 108066 dmsp_17_ephemeris_20150314.txt 22-Jun-2023 00:27 108256 dmsp_18_ephemeris_20150314.txt 22-Jun-2023 00:27 108206 dmsp_19_ephemeris_20150314.txt 22-Jun-2023 00:27 108219