The Sunspot Observer - Average annual indices of solar activity NGDC - October, 2001

Statistics of sunspot activity

October, 2001

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W296.00215.00193.75194.75149.50151.67149.25117.0091.25141.75158.75174.00154.50156.75156.50165.25174.25177.67215.50230.00216.00205.00211.25204.50217.50237.00211.75200.75208.50189.00186.67185.52100
Wn152.50123.25111.2586.7536.7530.3323.5022.0012.0048.0066.2580.6773.2592.00107.00119.25120.75118.33130.25140.00119.67118.00124.50100.50111.50143.67140.50137.25159.00156.25177.67102.6655.34
Ws143.5091.7582.50108.00112.75121.33125.7595.0079.2593.7592.5093.3381.2564.7549.5046.0053.5059.3385.2590.0096.3387.0086.75104.00106.0093.3371.2563.5049.5032.759.0082.8544.66
n16.0013.5013.5014.2511.009.679.758.006.259.7510.0010.339.009.259.508.259.509.0010.0012.0011.3311.0012.2510.0011.0012.0010.5011.0010.007.757.0010.40100
A1.001.000.501.751.500.001.001.000.001.501.000.670.001.001.250.001.500.000.000.330.330.672.750.750.000.670.000.500.500.750.670.737.01
B0.500.751.501.250.001.000.750.330.001.251.000.330.750.750.750.501.250.000.750.330.001.330.501.000.000.001.000.751.251.001.330.716.80
C3.002.502.503.751.752.001.251.002.753.002.002.001.501.502.251.000.751.331.751.332.003.333.502.002.002.001.750.750.750.501.001.8918.15
D3.503.753.753.253.501.332.502.331.751.752.503.332.251.251.501.751.752.002.004.334.002.332.253.255.504.673.253.501.751.000.332.6425.41
E2.501.250.000.000.000.330.000.000.000.000.250.001.000.250.501.000.751.331.751.330.670.670.000.250.500.671.501.751.251.752.330.767.32
F0.000.000.000.000.000.000.000.000.000.250.250.670.750.250.250.250.750.670.500.000.330.330.501.000.500.670.250.250.250.000.000.282.69
G1.000.250.500.500.501.001.000.330.000.501.501.330.251.501.251.752.502.001.752.001.331.330.750.250.500.671.000.000.500.250.670.928.89
H0.000.250.000.000.000.670.250.000.000.000.000.000.000.000.000.000.000.670.000.000.000.000.250.000.000.000.250.000.750.000.000.100.96
I4.503.754.753.753.753.333.003.001.751.501.502.002.502.751.752.000.251.001.502.332.671.001.751.502.002.671.503.503.002.500.672.3722.78
x1.501.752.003.001.501.001.751.330.002.752.001.000.751.752.000.502.750.000.750.670.332.003.251.750.000.671.001.251.751.752.001.4413.81
r0.001.250.250.000.000.000.250.000.000.000.250.330.000.501.000.250.250.330.000.000.000.331.000.000.000.000.000.000.000.000.000.191.86
s6.004.755.258.256.253.002.502.673.753.253.505.334.503.752.503.251.753.003.006.005.003.332.252.755.505.333.752.752.252.501.673.8537.02
a6.504.005.753.002.504.334.503.332.253.753.502.672.752.253.003.253.753.674.504.674.332.673.254.253.003.002.503.502.000.750.333.3432.11
h0.000.250.000.000.250.000.000.000.000.000.000.000.000.250.000.000.000.330.000.000.000.330.000.000.000.000.250.000.250.000.000.060.59
k2.001.500.250.000.501.330.750.670.250.000.751.001.000.751.001.001.001.671.750.671.672.332.501.252.503.003.003.503.752.753.001.5214.61
x5.505.005.255.505.254.004.254.001.753.002.502.672.503.753.002.001.751.671.502.673.001.674.752.252.003.331.754.004.253.251.333.2030.74
o7.506.757.758.255.755.335.503.674.255.756.757.004.754.755.755.006.255.336.008.007.007.335.755.506.505.335.753.503.502.253.335.6754.55
i1.501.000.500.500.000.330.000.000.000.750.750.671.500.750.750.751.502.002.251.001.002.001.751.752.002.001.503.001.251.251.331.1410.96
c1.500.750.000.000.000.000.000.330.250.250.000.000.250.000.000.500.000.000.250.330.330.000.000.500.501.331.500.501.001.001.000.393.75
CV285.50218.75163.50166.00162.75144.00129.75110.6790.00103.00149.75184.67164.25138.25136.25163.25164.75214.00210.50229.33226.67213.33185.75173.75260.00282.67262.75247.25234.75172.50175.33185.92100
CVn112.0098.2581.0062.0025.7518.3316.7513.0010.5018.5078.75115.6793.0085.50103.25122.25112.00140.33136.50129.67117.00112.6786.0077.50119.00170.67152.00157.75170.75158.75174.3399.0153.25
CVs173.50120.5082.50104.00137.00125.67113.0097.6779.5084.5071.0069.0071.2552.7533.0041.0052.7573.6774.0099.67109.67100.6799.7596.25141.00112.00110.7589.5064.0013.751.0086.9146.75