:Data_list: ace_swepam_1m.txt :Created: 2026 Apr 21 2150 UT # Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center # Please send comments and suggestions to SWPC.Webmaster@noaa.gov # # Units: Proton density p/cc # Units: Bulk speed km/s # Units: Ion tempeture degrees K # Status(S): 0 = nominal data, 1 to 8 = bad data record, 9 = no data # Missing data values: Density and Speed = -9999.9, Temp. = -1.00e+05 # Source: ACE Satellite - Solar Wind Electron Proton Alpha Monitor # # 1-minute averaged Real-time Bulk Parameters of the Solar Wind Plasma # # Modified Seconds ------------- Solar Wind ----------- # UT Date Time Julian of the Proton Bulk Ion # YR MO DA HHMM Day Day S Density Speed Temperature #------------------------------------------------------------------------- 2026 04 21 1950 61151 71400 1 1.3 498.0 1.29e+05 2026 04 21 1951 61151 71460 1 1.6 512.2 1.39e+05 2026 04 21 1952 61151 71520 0 1.3 514.4 7.31e+04 2026 04 21 1953 61151 71580 0 3.6 584.9 1.34e+05 2026 04 21 1954 61151 71640 0 1.6 513.9 7.02e+04 2026 04 21 1955 61151 71700 0 3.3 523.8 8.86e+04 2026 04 21 1956 61151 71760 0 2.3 512.7 6.05e+04 2026 04 21 1957 61151 71820 0 2.2 512.7 6.24e+04 2026 04 21 1958 61151 71880 0 1.0 498.5 3.84e+04 2026 04 21 1959 61151 71940 0 2.5 537.2 5.14e+04 2026 04 21 2000 61151 72000 0 3.4 571.4 7.56e+04 2026 04 21 2001 61151 72060 0 3.0 561.5 7.28e+04 2026 04 21 2002 61151 72120 0 1.7 531.5 4.83e+04 2026 04 21 2003 61151 72180 0 2.4 533.2 1.10e+05 2026 04 21 2004 61151 72240 0 4.5 547.9 1.78e+05 2026 04 21 2005 61151 72300 0 2.8 515.9 8.36e+04 2026 04 21 2006 61151 72360 1 1.5 493.1 9.49e+04 2026 04 21 2007 61151 72420 0 0.8 498.1 9.42e+04 2026 04 21 2008 61151 72480 0 3.7 538.4 9.82e+04 2026 04 21 2009 61151 72540 0 8.2 549.3 8.53e+04 2026 04 21 2010 61151 72600 0 1.4 514.1 1.57e+05 2026 04 21 2011 61151 72660 0 1.5 504.0 1.28e+05 2026 04 21 2012 61151 72720 0 1.2 496.1 1.16e+05 2026 04 21 2013 61151 72780 0 1.2 495.0 1.15e+05 2026 04 21 2014 61151 72840 0 1.7 508.5 1.41e+05 2026 04 21 2015 61151 72900 0 1.5 513.5 1.07e+05 2026 04 21 2016 61151 72960 0 1.8 522.2 1.64e+05 2026 04 21 2017 61151 73020 0 2.2 517.4 1.67e+05 2026 04 21 2018 61151 73080 0 2.2 507.7 1.13e+05 2026 04 21 2019 61151 73140 0 2.6 513.6 1.01e+05 2026 04 21 2020 61151 73200 0 2.8 513.4 8.22e+04 2026 04 21 2021 61151 73260 0 2.2 502.5 4.18e+04 2026 04 21 2022 61151 73320 0 4.3 543.1 6.91e+04 2026 04 21 2023 61151 73380 0 8.4 545.2 9.47e+04 2026 04 21 2024 61151 73440 0 1.0 506.2 1.20e+05 2026 04 21 2025 61151 73500 0 1.0 496.5 1.08e+05 2026 04 21 2026 61151 73560 0 1.5 528.1 1.77e+05 2026 04 21 2027 61151 73620 0 1.4 532.8 1.85e+05 2026 04 21 2028 61151 73680 0 1.6 538.4 1.83e+05 2026 04 21 2029 61151 73740 0 0.8 512.5 1.19e+05 2026 04 21 2030 61151 73800 0 1.2 537.3 1.48e+05 2026 04 21 2031 61151 73860 0 1.2 541.6 1.41e+05 2026 04 21 2032 61151 73920 0 1.4 545.2 1.53e+05 2026 04 21 2033 61151 73980 0 1.0 532.4 1.31e+05 2026 04 21 2034 61151 74040 0 1.1 527.0 1.36e+05 2026 04 21 2035 61151 74100 0 1.6 536.4 1.69e+05 2026 04 21 2036 61151 74160 0 1.4 536.1 1.54e+05 2026 04 21 2037 61151 74220 0 1.4 534.6 1.60e+05 2026 04 21 2038 61151 74280 0 1.1 518.0 1.82e+05 2026 04 21 2039 61151 74340 0 0.9 517.5 1.73e+05 2026 04 21 2040 61151 74400 0 1.2 507.3 1.35e+05 2026 04 21 2041 61151 74460 0 1.0 518.7 1.46e+05 2026 04 21 2042 61151 74520 1 0.7 537.4 1.93e+05 2026 04 21 2043 61151 74580 0 1.8 519.4 2.15e+05 2026 04 21 2044 61151 74640 1 1.3 501.7 1.30e+05 2026 04 21 2045 61151 74700 0 1.3 509.5 1.49e+05 2026 04 21 2046 61151 74760 0 1.4 512.1 1.57e+05 2026 04 21 2047 61151 74820 0 1.4 519.8 1.87e+05 2026 04 21 2048 61151 74880 0 1.1 518.4 1.81e+05 2026 04 21 2049 61151 74940 0 1.4 523.3 1.83e+05 2026 04 21 2050 61151 75000 0 1.8 514.6 1.59e+05 2026 04 21 2051 61151 75060 1 1.6 497.3 1.25e+05 2026 04 21 2052 61151 75120 0 1.4 499.0 1.45e+05 2026 04 21 2053 61151 75180 1 1.7 507.3 1.78e+05 2026 04 21 2054 61151 75240 0 1.7 507.4 1.61e+05 2026 04 21 2055 61151 75300 1 1.8 506.4 1.52e+05 2026 04 21 2056 61151 75360 0 1.0 494.9 1.24e+05 2026 04 21 2057 61151 75420 1 2.7 513.3 1.97e+05 2026 04 21 2058 61151 75480 0 1.3 494.4 1.16e+05 2026 04 21 2059 61151 75540 1 2.3 505.3 1.85e+05 2026 04 21 2100 61151 75600 0 2.4 482.5 6.92e+04 2026 04 21 2101 61151 75660 1 1.6 488.2 5.29e+04 2026 04 21 2102 61151 75720 1 1.9 501.5 1.23e+05 2026 04 21 2103 61151 75780 1 1.9 502.9 1.65e+05 2026 04 21 2104 61151 75840 0 1.4 493.7 1.17e+05 2026 04 21 2105 61151 75900 0 1.5 497.4 1.01e+05 2026 04 21 2106 61151 75960 0 2.3 504.2 1.61e+05 2026 04 21 2107 61151 76020 1 2.4 504.1 1.61e+05 2026 04 21 2108 61151 76080 0 2.4 502.7 7.45e+04 2026 04 21 2109 61151 76140 0 3.1 496.6 6.89e+04 2026 04 21 2110 61151 76200 1 2.8 501.4 1.33e+05 2026 04 21 2111 61151 76260 1 4.2 515.8 9.40e+04 2026 04 21 2112 61151 76320 1 2.3 505.7 1.61e+05 2026 04 21 2113 61151 76380 1 1.6 488.6 9.52e+04 2026 04 21 2114 61151 76440 1 1.4 495.8 1.42e+05 2026 04 21 2115 61151 76500 1 1.2 504.4 1.87e+05 2026 04 21 2116 61151 76560 1 1.7 506.1 1.82e+05 2026 04 21 2117 61151 76620 1 1.7 497.5 1.48e+05 2026 04 21 2118 61151 76680 1 1.5 493.5 1.39e+05 2026 04 21 2119 61151 76740 1 1.5 492.9 1.39e+05 2026 04 21 2120 61151 76800 1 1.1 474.4 2.23e+04 2026 04 21 2121 61151 76860 1 1.4 486.1 9.62e+04 2026 04 21 2122 61151 76920 1 1.4 495.1 1.55e+05 2026 04 21 2123 61151 76980 1 1.5 500.2 1.58e+05 2026 04 21 2124 61151 77040 1 2.0 507.4 1.77e+05 2026 04 21 2125 61151 77100 1 1.6 501.1 1.77e+05 2026 04 21 2126 61151 77160 1 1.2 495.8 1.49e+05 2026 04 21 2127 61151 77220 1 0.9 491.1 1.40e+05 2026 04 21 2128 61151 77280 1 2.4 513.6 1.84e+05 2026 04 21 2129 61151 77340 1 1.9 505.5 1.50e+05 2026 04 21 2130 61151 77400 1 2.5 506.8 2.06e+05 2026 04 21 2131 61151 77460 0 0.9 482.0 5.39e+04 2026 04 21 2132 61151 77520 0 3.0 526.4 1.79e+05 2026 04 21 2133 61151 77580 1 3.1 508.3 1.29e+05 2026 04 21 2134 61151 77640 0 2.6 509.1 1.54e+05 2026 04 21 2135 61151 77700 0 1.2 489.2 9.11e+04 2026 04 21 2136 61151 77760 1 2.3 502.2 1.08e+05 2026 04 21 2137 61151 77820 1 2.9 510.0 1.22e+05 2026 04 21 2138 61151 77880 1 2.7 503.5 1.10e+05 2026 04 21 2139 61151 77940 1 2.5 497.9 9.25e+04 2026 04 21 2140 61151 78000 0 2.2 490.8 7.21e+04 2026 04 21 2141 61151 78060 0 2.1 495.4 1.16e+05 2026 04 21 2142 61151 78120 0 1.8 492.7 1.14e+05 2026 04 21 2143 61151 78180 0 1.8 493.7 1.13e+05 2026 04 21 2144 61151 78240 1 1.4 488.2 9.75e+04 2026 04 21 2145 61151 78300 1 1.4 495.6 1.38e+05 2026 04 21 2146 61151 78360 1 1.7 507.7 1.57e+05 2026 04 21 2147 61151 78420 1 1.9 508.0 1.77e+05 2026 04 21 2148 61151 78480 0 1.7 499.4 1.46e+05