From:
Sir John Herschel
To:
Richard Christopher Carrington
Date:
[18 August 1864]
Source of text:
RAS:JH Archive 13/2.4; Reel 10
Summary:
If RC's formulas for sunspots are correct, then 'trade-wind theory' is challenged and sun's photosphere may behave as envelope circulating around sun according to laws of planetary motion. Questions formula relating to sunspot velocity.
Contributor:
John Herschel Project