File:Solar cycle.gif
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Summary
| Description |
English: The solar cycle, as seen in variations of the sunspot number index. Three historical reconstruction are shown, namely the monthly sunspot number (orange), and yearly sunspot number (red), and, from 1610 to 1750, the Group sunspot number (green), generally deemed a more reliable reconstruction over this time interval. |
| Date | 31 May 2007 (original upload date) |
| Source | Own work by the original uploader |
| Author |
Paul Charbonneau (Paulchar), Physics Dept. Universite de Montreal; generated from publicly available data (http://sidc.oma.be). See below. |
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Licensing
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This work has been released into the public domain by its author, Paulchar at English Wikipedia. This applies worldwide. In some countries this may not be legally possible; if so: Paulchar grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
Original upload log
zh.wikipedia
Transferred from zh.wikipedia to Commons by Jeffreyjhang using CommonsHelper.
The original description page was here. All following user names refer to zh.wikipedia.
- 2007-06-10 06:18 凌雲 800×400× (18143 bytes) The solar cycle, as seen in variations of the sunspot number index. Three historical reconstruction are shown, namely the monthly sunspot number (orange), and yearly sunspot number (red), and, from 1610 to 1750, the Group sunspot number (green), generally
en.wikipedia
Transferred from en.wikipedia to Commons by Jeffreyjhang.
The original description page was here. All following user names refer to en.wikipedia.
- 2008-07-30 09:00 Slashme 800×400× (18359 bytes) Give white background, change green to blue.
- 2007-05-31 13:22 Paulchar 800×400× (18143 bytes) Author: Paul Charbonneau, Physics Dept. Universite de Montreal; generated from publicly available data (http://sidc.oma.be).
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:10, 2 November 2013 | | 800 × 400 (18 KB) | Taiwania Justo | From English Wikipedia. The file description will change later. |
| 06:08, 2 November 2013 |  | 800 × 400 (18 KB) | File Upload Bot (Magnus Manske) | Transfered from zh.wikipedia by User:Jeffreyjhang using CommonsHelper |
File usage
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Global file usage
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- Usage on zh.wikipedia.org
