Spörer's law
The drift of the average latitude of sunspots towards the Sun's equator during the 11-year sunspot cycle. Spots of a new cycle are generally located at latitudes 30–40° north or south, but over the course of the cycle the average latitude decreases to 5–10°, as demonstrated by the ... ...
Access to the complete content on Oxford Reference requires a subscription or purchase. Public users are able to search the site and view the abstracts and keywords for each book and chapter without a subscription.
Please subscribe or login to access full text content.
If you have purchased a print title that contains an access token, please see the token for information about how to register your code.
For questions on access or troubleshooting, please check our FAQs, and if you can''t find the answer there, please contact us.
