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Current solar cycle 24

Archive
The solar cycle 24 has started in November 2008 with a minimum of 1.7 (monthly average). The maximum occurred in February 2014 at 97 (monthly average). The solar activity increased over a period of 62 months (5.2 yers) and declines currently.

Diagram of solar cycle 24

Diagram of the solar cycle 24


Solar cycles archive:

The following table is listing the parameters of several parts of the solar cycles. The start, the length, and the duration of the particular phases are shown.

Note:Cycles with a "p" (p13 to p1) are cycles before 1750.

CycleStart yearMinimum valueYear of the maximumMaximum valueIncreasing timeDecreasing timeCycle length
p131610.81615.54.73.58.2
p12161916267815
p1116341639.55.55.511
p10164516494610
p9165516605611
p81666167594.513.5
p71679.516855.54.510
p61689.516933.558.5
p516981705.57.56.514
p417121718.26.25.311.5
p31723.51727.546.510.5
p217341738.74.76.311
p117451750.392.65.34.910.2
11755.28.41761.586.56.3511.3
21766.511.21769.7115.83.25.89
31775.57.21778.4158.52.96.39.2
41784.79.51788.1141.23.410.213.6
51798.33.21805.249.26.95.412.3
61810.601816.448.75.86.912.7
71823.30.11829.971.76.6410.6
81833.97.31837.2146.93.36.39.6
91843.510.51848.1131.64.67.912.5
1018563.21860.197.94.17.111.2
111867.25.21870.6140.53.48.311.7
121878.92.21883.974.655.710.7
131889.651894.187.94.57.612.1
141901.72.6190764.25.36.611.9
151913.61.51917.6105.44610
161923.65.61928.478.14.85.410.2
171933.83.41937.4119.23.66.810.4
181944.27.71947.5151.83.36.810.1
191954.33.41957.9201.33.6710.6
201964.99.61968.9110.647.611.6
211976.512.21979.9164.53.46.910.3
221986.812.31989.6158.52.85.310
231996.98.82000.3120.83.58.612.2
242008.91.72014.1975.2

Downloading the data of the solar cycles: ▸solar-cycles.dat