../ dmsp_15_ephemeris_20150317.txt 22-Jun-2023 00:27 108096 dmsp_16_ephemeris_20150317.txt 22-Jun-2023 00:27 108181 dmsp_17_ephemeris_20150317.txt 22-Jun-2023 00:27 108185 dmsp_18_ephemeris_20150317.txt 22-Jun-2023 00:27 108126 dmsp_19_ephemeris_20150317.txt 22-Jun-2023 00:27 108124