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Table 3 Theoretical loop periods (L) predicted by a matrix of possible rotational core and tachocline harmonics partitioned by the inverse of the electromagnetic fine structure constant (α =1/137.0356)

From: The Sun-Earth connect 3: lessons from the periodicities of deep time influencing sea-level change and marine extinctions in the geological record

 

Col - p

Col - m

Col -l

Col -k

Col - j

Col i

Col j

Col k

Col l

Col p

Row 1

 

1.71d

3.41d

6.82d

13.64d

27.275d

54.55d

109.1d

218.2d…

[9.56 y]

Carrington

Rotation

r, 0

Row 2

Col -p

0.64y

1.28yr

2.56y

5.12y

10.24y

20.48y

40.97y

81.92y

1310y

(29.2d)

Fast Sunspot

Hale

Fast Gleissberg

Fast Bond

n, (1/α)

Row 3

Col-p

88y

176yr

351y

702y

1403y

2806y

5612y

11,226y

718,336y

Col -w

10.94y

Gleissberg

Bond

Average

(31.2d)

Sunspot

m,(1/α2)

Pleistocene

Row 4

1499y

12,021y

24,042y

48,106y

96,213

192,426

384,852

769,704y

  

(11.71y)

 

q,(1/α3)

Pleistocene

Slow Sunspot

Slow Bond

Row 5

823,858y

1.648Ma

3.296Ma

6.59Ma

13.18Ma

26.367Ma

52.73Ma

105.45Ma

210.94Ma

 

(12.56y)

Slow

z,(1/α4)

Sunspot

Pleistocene