:Data_list: ace_swepam_1m.txt :Created: 2026 May 21 2109 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 05 21 1909 61181 68940 0 1.3 408.4 4.53e+04 2026 05 21 1910 61181 69000 0 1.8 412.1 4.49e+04 2026 05 21 1911 61181 69060 0 1.2 413.0 2.77e+04 2026 05 21 1912 61181 69120 0 1.3 411.2 2.96e+04 2026 05 21 1913 61181 69180 0 1.6 409.7 3.72e+04 2026 05 21 1914 61181 69240 0 1.5 407.7 3.59e+04 2026 05 21 1915 61181 69300 9 -9999.9 -9999.9 -1.00e+05 2026 05 21 1916 61181 69360 9 -9999.9 -9999.9 -1.00e+05 2026 05 21 1917 61181 69420 0 1.7 413.7 4.01e+04 2026 05 21 1918 61181 69480 0 1.6 412.7 4.33e+04 2026 05 21 1919 61181 69540 0 1.4 408.7 3.45e+04 2026 05 21 1920 61181 69600 0 1.5 411.2 3.68e+04 2026 05 21 1921 61181 69660 0 1.5 407.7 3.89e+04 2026 05 21 1922 61181 69720 0 1.2 404.8 3.54e+04 2026 05 21 1923 61181 69780 0 1.4 410.0 4.03e+04 2026 05 21 1924 61181 69840 0 1.9 417.8 5.66e+04 2026 05 21 1925 61181 69900 0 1.1 409.6 3.28e+04 2026 05 21 1926 61181 69960 0 1.3 410.5 4.15e+04 2026 05 21 1927 61181 70020 0 1.4 411.2 4.23e+04 2026 05 21 1928 61181 70080 0 1.4 415.0 4.49e+04 2026 05 21 1929 61181 70140 0 1.2 412.1 4.15e+04 2026 05 21 1930 61181 70200 0 1.2 411.1 4.61e+04 2026 05 21 1931 61181 70260 0 1.3 412.0 4.66e+04 2026 05 21 1932 61181 70320 0 1.2 411.4 4.26e+04 2026 05 21 1933 61181 70380 0 1.1 410.8 4.38e+04 2026 05 21 1934 61181 70440 0 1.6 417.5 4.84e+04 2026 05 21 1935 61181 70500 0 1.6 417.0 4.84e+04 2026 05 21 1936 61181 70560 0 1.7 414.0 4.58e+04 2026 05 21 1937 61181 70620 0 1.4 406.8 3.40e+04 2026 05 21 1938 61181 70680 0 1.5 407.4 3.65e+04 2026 05 21 1939 61181 70740 0 1.4 408.6 3.69e+04 2026 05 21 1940 61181 70800 0 1.2 400.6 3.41e+04 2026 05 21 1941 61181 70860 0 1.6 409.0 4.12e+04 2026 05 21 1942 61181 70920 0 1.7 409.7 3.84e+04 2026 05 21 1943 61181 70980 0 1.7 409.6 3.77e+04 2026 05 21 1944 61181 71040 0 1.5 417.1 7.91e+04 2026 05 21 1945 61181 71100 0 1.1 416.7 6.68e+04 2026 05 21 1946 61181 71160 0 1.1 411.6 7.18e+04 2026 05 21 1947 61181 71220 0 1.1 405.7 5.90e+04 2026 05 21 1948 61181 71280 0 0.9 403.9 4.22e+04 2026 05 21 1949 61181 71340 0 1.0 403.8 4.95e+04 2026 05 21 1950 61181 71400 0 1.0 402.4 5.05e+04 2026 05 21 1951 61181 71460 0 1.0 399.6 4.96e+04 2026 05 21 1952 61181 71520 0 1.0 395.2 4.53e+04 2026 05 21 1953 61181 71580 0 1.1 398.8 4.15e+04 2026 05 21 1954 61181 71640 0 1.0 401.2 4.93e+04 2026 05 21 1955 61181 71700 0 0.9 401.3 5.15e+04 2026 05 21 1956 61181 71760 1 1.2 395.0 3.96e+04 2026 05 21 1957 61181 71820 0 1.0 393.4 4.66e+04 2026 05 21 1958 61181 71880 0 1.1 390.4 6.64e+04 2026 05 21 1959 61181 71940 0 0.8 385.8 5.65e+04 2026 05 21 2000 61181 72000 0 0.7 383.1 6.54e+04 2026 05 21 2001 61181 72060 0 0.8 393.9 6.55e+04 2026 05 21 2002 61181 72120 0 1.1 400.5 6.29e+04 2026 05 21 2003 61181 72180 0 1.1 402.7 4.91e+04 2026 05 21 2004 61181 72240 0 1.2 403.4 3.90e+04 2026 05 21 2005 61181 72300 0 1.4 401.6 4.52e+04 2026 05 21 2006 61181 72360 0 1.4 401.8 4.68e+04 2026 05 21 2007 61181 72420 0 0.5 383.5 1.86e+04 2026 05 21 2008 61181 72480 0 0.7 388.7 2.67e+04 2026 05 21 2009 61181 72540 1 1.6 413.2 6.47e+04 2026 05 21 2010 61181 72600 0 1.4 402.1 4.19e+04 2026 05 21 2011 61181 72660 0 1.1 396.8 6.38e+04 2026 05 21 2012 61181 72720 0 1.2 401.3 3.96e+04 2026 05 21 2013 61181 72780 0 1.3 405.4 4.69e+04 2026 05 21 2014 61181 72840 0 1.2 402.6 2.48e+04 2026 05 21 2015 61181 72900 0 1.3 403.6 2.93e+04 2026 05 21 2016 61181 72960 0 1.4 404.1 3.79e+04 2026 05 21 2017 61181 73020 0 1.5 400.7 3.41e+04 2026 05 21 2018 61181 73080 0 1.3 396.4 3.39e+04 2026 05 21 2019 61181 73140 0 1.2 395.6 3.80e+04 2026 05 21 2020 61181 73200 0 1.2 395.7 3.51e+04 2026 05 21 2021 61181 73260 0 1.3 397.9 3.70e+04 2026 05 21 2022 61181 73320 0 1.6 403.0 4.75e+04 2026 05 21 2023 61181 73380 0 1.4 401.8 3.95e+04 2026 05 21 2024 61181 73440 0 1.3 399.9 3.60e+04 2026 05 21 2025 61181 73500 0 1.4 399.7 4.81e+04 2026 05 21 2026 61181 73560 0 0.9 394.0 3.52e+04 2026 05 21 2027 61181 73620 0 1.0 393.1 3.45e+04 2026 05 21 2028 61181 73680 0 0.9 391.7 2.82e+04 2026 05 21 2029 61181 73740 0 1.1 398.3 3.37e+04 2026 05 21 2030 61181 73800 0 1.2 401.3 4.97e+04 2026 05 21 2031 61181 73860 0 1.3 396.7 3.63e+04 2026 05 21 2032 61181 73920 0 1.3 397.9 3.08e+04 2026 05 21 2033 61181 73980 0 1.5 399.8 3.68e+04 2026 05 21 2034 61181 74040 0 1.3 397.6 3.62e+04 2026 05 21 2035 61181 74100 0 1.3 397.6 3.34e+04 2026 05 21 2036 61181 74160 0 1.3 398.1 3.05e+04 2026 05 21 2037 61181 74220 0 1.4 396.8 3.01e+04 2026 05 21 2038 61181 74280 0 1.4 396.9 3.62e+04 2026 05 21 2039 61181 74340 0 1.1 393.7 3.33e+04 2026 05 21 2040 61181 74400 0 0.5 378.5 2.21e+04 2026 05 21 2041 61181 74460 0 0.6 381.1 2.79e+04 2026 05 21 2042 61181 74520 1 1.5 404.5 7.85e+04 2026 05 21 2043 61181 74580 0 1.0 394.0 5.28e+04 2026 05 21 2044 61181 74640 0 0.9 391.9 4.13e+04 2026 05 21 2045 61181 74700 0 0.8 393.1 4.08e+04 2026 05 21 2046 61181 74760 0 1.3 401.6 4.78e+04 2026 05 21 2047 61181 74820 0 1.3 399.3 4.62e+04 2026 05 21 2048 61181 74880 0 1.2 396.5 3.81e+04 2026 05 21 2049 61181 74940 0 1.2 396.0 3.72e+04 2026 05 21 2050 61181 75000 0 1.4 397.7 4.16e+04 2026 05 21 2051 61181 75060 0 1.5 398.9 4.36e+04 2026 05 21 2052 61181 75120 0 1.4 397.0 4.63e+04 2026 05 21 2053 61181 75180 0 1.1 392.1 5.08e+04 2026 05 21 2054 61181 75240 0 0.8 390.7 5.22e+04 2026 05 21 2055 61181 75300 0 0.9 397.5 6.09e+04 2026 05 21 2056 61181 75360 0 0.9 396.4 7.86e+04 2026 05 21 2057 61181 75420 0 0.7 397.1 5.50e+04 2026 05 21 2058 61181 75480 0 1.0 400.1 9.88e+04 2026 05 21 2059 61181 75540 0 0.9 396.1 5.30e+04 2026 05 21 2100 61181 75600 0 1.1 397.2 4.43e+04 2026 05 21 2101 61181 75660 0 1.1 403.5 5.85e+04 2026 05 21 2102 61181 75720 0 1.0 397.8 7.47e+04 2026 05 21 2103 61181 75780 0 1.1 398.4 5.99e+04 2026 05 21 2104 61181 75840 1 1.4 401.4 6.29e+04 2026 05 21 2105 61181 75900 0 1.5 401.2 5.78e+04 2026 05 21 2106 61181 75960 0 1.2 399.0 5.67e+04 2026 05 21 2107 61181 76020 0 1.0 396.5 5.45e+04