:Data_list: ace_swepam_1m.txt :Created: 2026 Apr 12 2028 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 12 1828 61142 66480 0 2.2 484.8 1.14e+05 2026 04 12 1829 61142 66540 9 -9999.9 -9999.9 -1.00e+05 2026 04 12 1830 61142 66600 9 -9999.9 -9999.9 -1.00e+05 2026 04 12 1831 61142 66660 0 2.2 495.7 8.62e+04 2026 04 12 1832 61142 66720 0 2.7 512.0 1.63e+05 2026 04 12 1833 61142 66780 0 1.8 465.6 4.43e+04 2026 04 12 1834 61142 66840 0 2.5 533.1 1.61e+05 2026 04 12 1835 61142 66900 0 2.6 518.4 1.15e+05 2026 04 12 1836 61142 66960 0 2.7 518.9 1.19e+05 2026 04 12 1837 61142 67020 0 2.3 502.5 7.46e+04 2026 04 12 1838 61142 67080 0 2.5 517.4 1.03e+05 2026 04 12 1839 61142 67140 0 2.7 518.8 1.40e+05 2026 04 12 1840 61142 67200 0 2.8 506.7 1.91e+05 2026 04 12 1841 61142 67260 0 2.7 488.6 1.43e+05 2026 04 12 1842 61142 67320 0 2.7 486.5 1.06e+05 2026 04 12 1843 61142 67380 0 2.9 499.5 1.51e+05 2026 04 12 1844 61142 67440 0 2.9 500.4 1.48e+05 2026 04 12 1845 61142 67500 0 2.8 496.3 1.31e+05 2026 04 12 1846 61142 67560 0 2.6 492.8 9.83e+04 2026 04 12 1847 61142 67620 0 2.1 472.5 6.66e+04 2026 04 12 1848 61142 67680 0 2.5 502.0 1.41e+05 2026 04 12 1849 61142 67740 0 1.9 506.8 1.02e+05 2026 04 12 1850 61142 67800 0 0.6 487.6 5.18e+04 2026 04 12 1851 61142 67860 0 0.6 475.3 6.31e+04 2026 04 12 1852 61142 67920 0 0.6 519.9 1.31e+05 2026 04 12 1853 61142 67980 0 0.6 504.0 9.97e+04 2026 04 12 1854 61142 68040 0 0.6 511.1 8.95e+04 2026 04 12 1855 61142 68100 0 0.5 491.1 9.94e+04 2026 04 12 1856 61142 68160 0 0.6 507.2 1.26e+05 2026 04 12 1857 61142 68220 0 0.6 514.9 1.09e+05 2026 04 12 1858 61142 68280 0 0.7 498.9 8.07e+04 2026 04 12 1859 61142 68340 0 0.7 491.1 9.62e+04 2026 04 12 1900 61142 68400 0 0.7 484.9 1.14e+05 2026 04 12 1901 61142 68460 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 1902 61142 68520 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 1903 61142 68580 0 1.0 471.2 7.59e+04 2026 04 12 1904 61142 68640 0 0.9 485.6 9.19e+04 2026 04 12 1905 61142 68700 0 0.7 469.7 7.59e+04 2026 04 12 1906 61142 68760 0 1.3 492.9 1.58e+05 2026 04 12 1907 61142 68820 0 1.2 487.9 1.29e+05 2026 04 12 1908 61142 68880 0 1.4 477.0 1.03e+05 2026 04 12 1909 61142 68940 0 1.3 470.1 8.03e+04 2026 04 12 1910 61142 69000 1 1.4 485.1 1.13e+05 2026 04 12 1911 61142 69060 0 1.3 498.2 1.25e+05 2026 04 12 1912 61142 69120 0 1.1 487.7 1.23e+05 2026 04 12 1913 61142 69180 0 1.4 474.5 9.86e+04 2026 04 12 1914 61142 69240 9 -9999.9 -9999.9 -1.00e+05 2026 04 12 1915 61142 69300 9 -9999.9 -9999.9 -1.00e+05 2026 04 12 1916 61142 69360 0 2.3 472.7 1.05e+05 2026 04 12 1917 61142 69420 0 1.9 478.7 1.05e+05 2026 04 12 1918 61142 69480 0 1.8 475.9 1.09e+05 2026 04 12 1919 61142 69540 0 0.9 471.5 8.69e+04 2026 04 12 1920 61142 69600 1 1.7 479.9 1.75e+05 2026 04 12 1921 61142 69660 0 1.0 485.7 1.21e+05 2026 04 12 1922 61142 69720 0 1.0 487.0 1.59e+05 2026 04 12 1923 61142 69780 0 1.0 451.4 7.76e+04 2026 04 12 1924 61142 69840 0 1.2 495.1 2.32e+05 2026 04 12 1925 61142 69900 1 1.3 478.9 1.59e+05 2026 04 12 1926 61142 69960 1 1.5 478.9 1.62e+05 2026 04 12 1927 61142 70020 0 1.0 456.5 9.51e+04 2026 04 12 1928 61142 70080 1 0.6 437.9 2.89e+04 2026 04 12 1929 61142 70140 1 1.1 455.9 7.32e+04 2026 04 12 1930 61142 70200 1 1.7 477.0 1.24e+05 2026 04 12 1931 61142 70260 0 1.7 469.2 9.42e+04 2026 04 12 1932 61142 70320 0 1.7 459.2 6.85e+04 2026 04 12 1933 61142 70380 1 2.1 467.0 9.07e+04 2026 04 12 1934 61142 70440 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 1935 61142 70500 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 1936 61142 70560 0 1.3 461.9 8.16e+04 2026 04 12 1937 61142 70620 0 1.1 460.4 1.05e+05 2026 04 12 1938 61142 70680 1 2.2 481.4 1.82e+05 2026 04 12 1939 61142 70740 0 1.5 462.5 9.20e+04 2026 04 12 1940 61142 70800 1 1.5 469.5 9.89e+04 2026 04 12 1941 61142 70860 0 1.8 463.0 6.85e+04 2026 04 12 1942 61142 70920 1 2.1 480.5 1.46e+05 2026 04 12 1943 61142 70980 0 2.9 481.5 1.38e+05 2026 04 12 1944 61142 71040 0 2.6 470.4 9.37e+04 2026 04 12 1945 61142 71100 0 1.5 458.7 7.49e+04 2026 04 12 1946 61142 71160 0 1.2 473.5 1.19e+05 2026 04 12 1947 61142 71220 1 1.5 488.7 1.71e+05 2026 04 12 1948 61142 71280 1 1.4 468.8 1.39e+05 2026 04 12 1949 61142 71340 0 1.4 461.9 9.41e+04 2026 04 12 1950 61142 71400 0 1.9 464.9 1.01e+05 2026 04 12 1951 61142 71460 0 2.4 471.1 1.10e+05 2026 04 12 1952 61142 71520 0 3.2 472.6 1.01e+05 2026 04 12 1953 61142 71580 0 2.2 459.2 6.67e+04 2026 04 12 1954 61142 71640 0 2.4 466.2 7.86e+04 2026 04 12 1955 61142 71700 0 1.4 443.2 4.34e+04 2026 04 12 1956 61142 71760 0 3.1 475.6 1.36e+05 2026 04 12 1957 61142 71820 0 2.8 469.7 9.33e+04 2026 04 12 1958 61142 71880 0 2.5 464.7 6.75e+04 2026 04 12 1959 61142 71940 0 2.1 452.0 5.98e+04 2026 04 12 2000 61142 72000 0 1.5 481.6 1.58e+05 2026 04 12 2001 61142 72060 0 2.7 474.2 1.21e+05 2026 04 12 2002 61142 72120 0 2.9 470.1 8.61e+04 2026 04 12 2003 61142 72180 0 2.4 461.7 6.78e+04 2026 04 12 2004 61142 72240 0 2.0 452.7 5.61e+04 2026 04 12 2005 61142 72300 0 3.0 474.2 9.99e+04 2026 04 12 2006 61142 72360 0 3.3 475.4 1.21e+05 2026 04 12 2007 61142 72420 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 2008 61142 72480 3 -9999.9 -9999.9 -1.00e+05 2026 04 12 2009 61142 72540 0 1.7 461.0 7.11e+04 2026 04 12 2010 61142 72600 0 2.2 477.4 1.54e+05 2026 04 12 2011 61142 72660 0 0.8 462.5 1.11e+05 2026 04 12 2012 61142 72720 1 1.0 485.8 1.76e+05 2026 04 12 2013 61142 72780 0 0.6 459.1 8.60e+04 2026 04 12 2014 61142 72840 0 0.8 487.4 2.00e+05 2026 04 12 2015 61142 72900 1 0.9 486.9 2.01e+05 2026 04 12 2016 61142 72960 1 1.0 482.2 1.87e+05 2026 04 12 2017 61142 73020 1 1.0 478.6 1.70e+05 2026 04 12 2018 61142 73080 1 1.1 478.3 1.70e+05 2026 04 12 2019 61142 73140 1 1.2 482.7 1.97e+05 2026 04 12 2020 61142 73200 1 1.4 476.2 1.78e+05 2026 04 12 2021 61142 73260 1 1.4 466.6 1.35e+05 2026 04 12 2022 61142 73320 0 1.0 463.6 1.02e+05 2026 04 12 2023 61142 73380 1 1.1 480.9 1.29e+05 2026 04 12 2024 61142 73440 1 1.1 475.2 1.75e+05 2026 04 12 2025 61142 73500 1 1.2 471.3 1.41e+05 2026 04 12 2026 61142 73560 1 1.1 476.1 1.45e+05