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

Statistics of sunspot activity

June, 2001

Visual indices of solar activity by National Geophysical Data Center

Date123456789101112131415161718192021222324252627282930Average%
W87.75120.33134.00135.00147.25168.50159.33181.00261.33220.00242.00214.75198.25263.50256.00281.33268.75209.25209.33199.75206.75186.25212.50207.00194.00169.00173.75131.5099.50108.75188.21100
Wn43.2551.6753.0060.5079.75103.7599.67119.33168.67153.00162.50139.25152.75200.50211.00211.67205.75169.25159.00141.25134.75113.50143.75140.75131.33100.6791.7565.2545.5055.75123.6265.68
Ws44.5068.6781.0074.5067.5064.7559.6761.6792.6767.0079.5075.5045.5063.0045.0069.6763.0040.0050.3358.5072.0072.7568.7566.2562.6768.3382.0066.2554.0053.0064.6034.32
n6.507.678.508.008.5010.009.339.6712.0012.3313.5015.0014.2516.0015.7516.3314.5010.009.008.509.509.7511.0010.009.008.339.259.258.008.5010.60100
A1.000.001.751.501.751.000.000.001.000.671.000.250.250.500.252.671.500.500.671.501.000.750.000.000.000.331.500.500.502.250.827.73
B0.501.000.751.000.000.000.670.000.671.000.001.500.250.500.000.330.500.002.330.500.250.000.500.000.000.000.251.250.500.250.484.56
C1.251.672.002.000.752.501.001.330.672.004.505.004.504.254.754.331.001.752.332.001.502.002.501.250.672.332.252.752.752.002.3221.89
D1.503.003.002.753.753.503.674.004.333.003.504.505.756.006.753.334.753.251.332.003.254.252.003.002.671.672.752.501.001.003.2630.75
E0.000.000.000.500.500.751.330.671.671.671.500.250.000.250.250.330.501.000.330.000.000.000.000.751.000.670.500.000.000.000.484.53
F0.000.000.000.000.000.000.000.000.330.000.000.000.000.000.251.331.000.751.001.501.001.000.500.000.330.330.000.000.000.000.312.94
G0.751.000.250.000.500.250.672.331.001.331.001.751.502.501.750.330.750.250.670.501.001.003.002.751.331.331.500.250.250.251.069.99
H0.000.330.000.250.250.000.670.330.670.330.000.000.000.000.000.000.500.250.000.250.000.000.000.000.670.000.000.000.000.000.151.42
I1.500.670.750.001.002.001.331.001.672.332.001.752.002.001.753.674.002.250.330.251.500.752.502.252.331.670.502.003.002.751.7216.20
x1.501.002.502.501.751.000.670.001.671.671.001.750.501.000.253.002.000.503.002.001.250.750.500.000.000.331.751.751.002.501.3012.29
r0.750.330.500.250.000.500.000.000.000.670.000.250.250.500.000.330.000.000.000.250.000.250.250.250.000.670.000.500.500.000.232.20
s2.502.671.000.751.754.254.003.331.672.003.006.006.007.508.506.003.253.252.001.003.254.002.503.253.003.334.753.755.752.753.5633.58
a1.753.333.502.253.503.253.675.678.007.008.007.006.756.506.255.006.754.253.003.752.753.256.255.255.004.002.503.250.753.254.5142.60
h0.000.330.500.250.000.000.330.330.330.000.000.000.750.000.000.000.000.250.000.000.250.500.000.000.330.000.250.000.000.000.151.39
k0.000.000.502.001.501.000.670.330.331.001.500.000.000.500.752.002.501.751.001.502.001.001.501.250.670.000.000.000.000.000.847.94
x2.501.002.501.753.003.002.001.333.333.333.002.002.252.502.006.336.003.001.002.002.501.502.502.253.002.002.002.503.505.002.6925.35
o4.006.005.004.253.754.755.676.675.677.007.5012.5012.0012.7513.258.336.505.256.675.005.757.258.006.504.675.336.756.754.503.506.7263.38
i0.000.671.002.001.752.251.671.673.002.003.000.500.000.750.501.002.001.751.001.251.001.000.501.251.331.000.500.000.000.001.1410.80
c0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.670.000.000.330.250.250.000.000.000.000.000.000.000.000.000.050.47
CV74.25125.33124.75158.50160.25171.25187.00197.33205.67195.33223.50208.25238.75267.75288.75254.67264.00206.75141.33155.25206.50208.50200.00199.75179.00125.00149.50104.5086.5071.75179.32100
CVn38.7555.6772.7582.75102.75128.50147.33138.67149.67129.00136.50132.25186.00206.25241.50219.00222.50172.75114.33106.75136.00141.00149.75145.50137.0083.0084.5053.2535.5034.00126.1170.32
CVs35.5069.6752.0075.7557.5042.7539.6758.6756.0066.3387.0076.0052.7561.5047.2535.6741.5034.0027.0048.5070.5067.5050.2554.2542.0042.0065.0051.2551.0037.7553.2229.68