../ dmsp_15_ephemeris_20150306.txt 22-Jun-2023 00:27 108159 dmsp_16_ephemeris_20150306.txt 22-Jun-2023 00:27 108086 dmsp_17_ephemeris_20150306.txt 22-Jun-2023 00:27 108263 dmsp_18_ephemeris_20150306.txt 22-Jun-2023 00:27 108090 dmsp_19_ephemeris_20150306.txt 22-Jun-2023 00:27 108160