The Sunspot Observer - Average annual indices of solar activity NGDC - December, 2011

Statistics of sunspot activity

December, 2011

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W100.6778.80128.33157.67107.67129.75130.00130.75103.5090.7593.0065.3369.3367.0052.6763.0077.3382.50105.67107.0094.67105.00118.5081.0083.0093.0095.0086.50100.0085.6765.0095.10100
Wn78.0056.8095.00103.3363.3369.0073.6773.7565.5058.0056.5048.3341.3352.3334.0029.5037.0038.5036.0046.5052.6761.0050.5036.0029.5030.5024.7521.7535.2529.0018.7549.8752.44
Ws22.6722.0033.3354.3344.3360.7556.3357.0038.0032.7536.5017.0028.0014.6718.6733.5040.3344.0069.6760.5042.0044.0068.0045.0053.5062.5070.2564.7564.7556.6746.2545.2347.56
n6.334.607.008.336.338.509.3310.007.756.506.504.675.335.003.674.255.676.507.677.504.675.006.505.675.505.756.255.506.755.334.506.22100
A0.000.000.331.000.670.501.331.500.500.250.500.670.670.000.670.000.670.501.000.501.000.500.500.670.500.501.250.250.500.000.000.558.77
B0.000.200.000.331.332.502.330.751.500.251.001.001.001.670.330.501.330.002.000.500.000.000.001.000.000.750.250.250.750.330.250.7111.47
C2.001.600.670.331.001.751.334.003.003.001.501.331.670.330.671.251.671.001.332.501.000.001.000.670.501.501.001.002.251.670.501.3922.31
D2.671.403.333.671.671.250.672.001.000.500.500.330.001.331.331.250.332.001.332.501.673.503.501.001.751.251.752.251.750.000.501.5524.88
E0.000.000.000.000.330.500.670.000.000.000.000.000.000.000.000.000.000.000.000.000.670.000.000.670.000.500.250.000.001.000.500.162.64
F0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00
G0.000.400.330.330.331.001.330.000.000.000.000.000.000.000.000.000.000.000.330.000.000.500.500.671.000.000.000.250.250.330.500.264.18
H0.000.000.000.000.000.000.000.250.250.750.500.330.000.000.000.000.000.000.000.000.000.000.000.000.000.250.000.000.000.670.500.111.81
I1.671.002.332.671.001.001.671.501.501.752.501.002.001.670.671.251.673.001.671.500.330.501.001.001.751.001.751.501.251.331.751.4923.94
x0.000.200.331.332.003.003.672.252.000.501.501.671.671.671.000.502.000.503.001.001.000.500.501.670.501.251.500.501.250.330.251.2620.24
r0.330.000.330.670.330.001.001.000.500.000.000.001.000.000.000.000.673.001.000.500.000.501.000.000.750.250.000.250.250.000.000.436.91
s5.003.803.674.332.673.752.334.004.503.753.502.331.672.331.673.252.333.003.333.501.670.003.502.002.002.001.751.752.252.332.252.7844.71
a1.000.602.671.330.670.751.331.750.000.751.000.001.001.000.670.250.670.000.332.500.674.000.500.671.250.501.502.002.000.670.751.0616.99
h0.000.000.000.000.330.500.670.750.750.750.500.000.000.000.330.250.000.000.000.000.330.000.501.331.001.500.750.250.501.331.250.447.04
k0.000.000.000.670.330.500.330.250.000.750.000.670.000.000.000.000.000.000.000.001.000.000.500.000.000.250.750.750.500.670.000.264.11
x1.671.002.673.671.671.503.003.252.252.753.502.002.671.671.331.252.333.502.672.001.331.001.501.672.251.753.001.751.752.002.252.1534.53
o3.673.603.333.003.336.005.676.505.503.753.002.672.673.332.332.753.333.005.005.501.672.503.003.002.502.252.002.253.752.331.753.3854.41
i1.000.000.331.000.670.750.670.250.000.000.000.000.000.000.000.250.000.000.000.000.671.502.000.670.751.501.251.501.250.330.000.538.47
c0.000.000.670.670.670.250.000.000.000.000.000.000.000.000.000.000.000.000.000.001.000.000.000.330.000.250.000.000.000.670.500.162.59
CV101.3369.80118.00144.3399.33128.25117.00128.2597.00111.0073.5057.0032.0052.0054.6765.5040.6767.5070.3390.00112.3383.50137.00113.00109.50122.50114.50110.00109.25131.67102.2595.58100
CVn75.0051.0093.0095.3355.6770.0049.6753.5046.2553.0031.5023.6721.0029.0027.3331.5025.3334.0013.0033.0069.6744.0075.5064.0056.0048.0040.5031.2546.0047.3330.5047.2449.43
CVs26.3318.8025.0049.0043.6758.2567.3374.7550.7558.0042.0033.3311.0023.0027.3334.0015.3333.5057.3357.0042.6739.5061.5049.0053.5074.5074.0078.7563.2584.3371.7548.3450.57