The Sunspot Observer - Average annual indices of solar activity NGDC - June, 1991

Statistics of sunspot activity

June, 1991

Visual indices of solar activity by National Geophysical Data Center

Date123456789101112131415161718192021222324252627282930Average%
W174.60198.71205.14214.50232.50215.40220.00264.83304.25264.00243.67247.67207.00232.25226.00219.71180.17182.86172.20159.67183.86169.00150.00171.00177.14160.50177.33233.83243.29249.29209.35100
Wn90.80106.29128.57154.00169.00162.00166.00177.50198.75144.75138.83120.0062.1466.2574.0064.0052.3359.7146.8065.5072.1456.7153.1779.5088.1475.0097.17116.50113.71137.43104.5649.94
Ws83.8092.4376.5760.5063.5053.4054.0087.33105.50119.25104.83127.67144.86166.00152.00155.71127.83123.14125.4094.17111.71112.2996.8391.5089.0085.5080.17117.33129.57111.86104.7950.06
n8.2010.8611.0011.0012.1710.6011.0010.6712.5012.5012.1711.5010.1411.5011.5011.7110.0010.299.007.509.869.009.1711.6711.009.1710.0011.3311.8612.2910.70100
A1.202.290.710.671.000.602.001.670.751.503.002.332.291.751.001.002.832.571.401.002.861.571.832.331.000.331.172.332.712.291.6715.57
B1.202.001.290.170.670.400.670.831.501.252.331.832.144.252.251.140.171.290.600.500.570.711.331.501.431.170.502.333.711.711.3812.91
C1.601.573.292.001.172.402.832.333.752.251.832.000.862.503.503.573.331.572.002.002.432.431.834.174.143.832.672.001.573.432.5023.31
D1.401.142.433.503.673.601.832.332.502.251.170.831.710.502.753.432.332.712.203.003.002.432.331.502.291.832.502.171.291.142.1920.48
E1.001.140.431.171.500.800.831.000.500.500.330.500.861.250.751.000.170.000.000.000.140.290.000.000.000.170.330.671.291.000.595.48
F0.000.000.000.000.000.000.000.501.251.251.171.330.570.500.500.140.000.000.000.000.000.140.330.170.000.000.000.330.290.290.292.73
G1.602.571.711.001.171.000.500.330.250.250.330.000.570.500.750.430.330.140.000.000.000.290.500.170.140.000.000.170.000.290.504.67
H0.000.000.000.500.330.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.170.170.000.000.000.040.36
I0.200.141.142.002.671.802.331.672.003.252.002.671.140.250.001.000.832.002.801.000.861.141.001.832.001.672.671.331.002.141.5514.49
x2.404.292.000.831.671.002.672.502.252.755.334.174.436.003.252.143.003.862.001.503.432.293.173.832.431.501.674.676.434.003.0528.47
r0.400.140.000.000.170.400.170.170.000.000.000.670.141.250.500.860.000.002.000.830.140.000.170.500.711.501.000.670.290.570.444.12
s0.601.432.142.331.833.203.172.173.252.752.672.502.140.753.003.861.672.861.801.831.291.292.675.003.572.832.830.831.002.572.3321.74
a2.602.434.435.005.003.602.834.675.755.753.173.172.002.253.754.005.333.142.602.834.435.002.832.334.002.673.333.331.432.293.5332.99
h0.600.140.140.330.670.200.500.000.000.000.000.000.140.000.000.000.000.000.000.000.140.140.000.000.140.170.000.170.430.430.141.35
k1.602.432.292.502.832.201.671.171.251.251.001.001.291.251.000.860.000.430.600.500.430.290.330.000.140.501.171.672.292.431.2111.32
x1.402.431.863.174.002.404.333.332.754.755.005.003.432.001.002.003.674.574.202.003.712.712.834.173.002.174.003.673.714.433.2630.42
o5.206.436.435.336.006.204.674.837.005.504.833.834.867.008.507.004.174.003.403.334.435.295.336.677.005.834.675.836.296.005.5351.64
i1.601.861.291.831.330.801.331.501.501.251.501.670.861.501.001.712.001.571.402.171.571.001.000.831.001.171.331.671.711.571.4213.24
c0.000.141.430.670.831.200.671.001.251.000.831.001.001.001.001.000.170.140.000.000.140.000.000.000.000.000.000.170.140.290.504.69
CV162.00196.29215.86240.33269.17225.40184.50167.67195.50184.75143.83140.83152.57131.00175.75184.14103.83113.2999.20104.33114.29110.71109.83106.17117.00108.00138.50150.17164.29191.29156.68100
CVn98.20130.29139.14151.67164.00151.80142.67119.83138.25120.5089.6784.6763.1460.7588.5089.4340.0051.8638.6040.8349.0034.5742.0054.1770.5766.5087.8393.33100.86120.4390.7757.93
CVs63.8066.0076.7188.67105.1773.6041.8347.8357.2564.2554.1756.1789.4370.2587.2594.7163.8361.4360.6063.5065.2976.1467.8352.0046.4341.5050.6756.8363.4370.8665.9142.07