The Sunspot Observer - Average annual indices of solar activity NGDC - July, 1988

Statistics of sunspot activity

July, 1988

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W143.14137.00177.67160.33138.00112.80109.20112.5094.57135.20101.3398.71108.14120.86109.67132.17143.50145.14123.67120.14117.17120.43104.8684.7170.6370.00111.33138.14177.50155.83163.57123.80100
Wn51.8656.6774.8362.8356.2057.4073.6088.3385.00121.0089.8377.0065.7168.8657.8346.8338.8326.143.6710.2927.1732.0036.2942.7139.5027.8660.5091.00123.00113.83116.4362.0350.11
Ws91.2980.33102.8397.5081.8055.4035.6024.179.5714.2011.5021.7142.4352.0051.8385.33104.67119.00120.00109.8690.0088.4368.5742.0031.1342.1450.8347.1454.5042.0047.1461.7749.89
n4.144.504.675.335.606.006.407.175.146.804.504.715.005.145.005.006.177.296.336.716.837.717.145.865.004.716.176.435.835.336.005.76100
A0.000.000.671.172.200.600.602.001.001.200.500.140.000.140.000.330.672.001.670.861.000.860.860.861.501.431.500.430.170.170.000.7913.72
B0.000.330.000.500.401.000.801.001.142.400.000.140.000.140.000.171.671.861.172.711.671.861.141.431.500.711.331.861.170.000.860.9316.21
C0.140.501.170.170.200.400.200.500.000.400.330.140.000.571.171.331.331.431.330.861.171.291.140.570.750.860.831.431.000.501.000.7312.71
D0.000.000.000.000.000.601.801.330.711.401.671.431.290.861.171.000.670.290.000.431.001.002.432.291.000.860.832.141.672.672.291.0618.36
E0.710.330.170.670.601.401.000.501.001.001.001.141.291.291.001.001.000.860.500.710.500.290.290.000.000.140.500.000.670.170.000.6411.04
F1.141.501.831.171.400.400.000.170.000.000.000.000.140.000.000.000.000.140.170.000.330.290.290.000.000.000.000.290.330.330.140.325.63
G0.140.170.000.000.000.201.000.500.290.200.501.291.291.140.000.170.000.000.330.290.170.430.430.290.250.140.830.290.330.500.710.386.64
H0.710.500.500.500.400.000.200.170.000.000.170.000.000.000.000.000.000.000.000.000.000.290.000.290.000.140.000.000.170.000.000.132.26
I1.291.170.331.170.401.400.801.001.000.200.330.431.001.001.671.000.830.711.170.861.001.430.570.140.000.430.330.000.331.001.000.7713.43
x0.000.330.671.672.601.601.403.002.143.600.500.290.000.290.000.502.333.862.833.572.672.712.002.293.002.142.832.291.330.170.861.7229.93
r0.000.330.000.670.000.000.000.170.290.400.000.000.000.140.000.331.170.431.000.570.830.571.000.430.000.140.000.291.000.170.430.335.80
s1.291.171.000.330.401.600.801.500.571.402.332.003.002.714.002.501.331.711.501.141.502.712.002.431.250.711.501.000.832.001.141.5927.64
a0.290.330.330.170.201.002.402.171.571.000.831.291.001.000.000.670.330.290.000.430.830.290.570.000.500.570.500.430.501.001.430.7112.27
h0.571.001.170.670.600.400.000.170.570.400.830.430.000.000.170.170.000.000.000.140.330.861.000.710.250.290.330.860.170.000.000.396.76
k2.001.331.501.831.801.401.800.170.000.000.000.711.001.000.830.831.001.001.000.860.670.570.570.000.000.861.001.572.002.002.141.0117.61
x2.001.671.502.833.002.001.603.172.001.401.000.571.001.141.671.331.502.712.831.712.002.571.431.291.502.001.830.430.671.171.001.6929.40
o0.291.001.170.500.602.002.802.501.864.202.001.861.432.142.002.333.333.572.834.143.673.864.864.573.382.293.504.432.501.832.572.5844.78
i0.861.000.671.001.001.801.801.331.141.201.502.292.431.711.171.001.000.430.330.571.001.290.860.000.130.430.831.292.332.172.291.1920.62
c1.000.831.331.001.000.200.200.170.140.000.000.000.140.140.170.330.330.570.330.290.170.000.000.000.000.000.000.290.330.170.140.305.20
CV142.86137.00151.67133.67130.20126.80142.2087.5072.7183.00111.33128.43133.86118.86108.83101.1782.5084.1473.5078.8692.33119.57135.0093.4348.0070.0099.67143.00134.33147.17140.29111.35100
CVn75.2971.5084.8373.3372.0080.6092.2062.8371.2979.6076.6778.2975.4360.4349.3337.179.334.430.331.298.6735.0052.1443.2927.7529.8653.0098.1484.6799.8391.5757.4251.57
CVs67.5765.5066.8360.3358.2046.2050.0024.671.433.4034.6750.1458.4358.4359.5064.0073.1779.7173.1777.5783.6784.5782.8650.1420.2540.1446.6744.8649.6747.3348.7153.9348.43