View Full Version : Sunspot 69


xraydelta1
08-17-02, 10:46 PM
Image taken 17/08/02 at Mt Martha, Australia, with a Kodak DC3200 digital camera using solar projection technique.

Apparently one of the largest sunspot groups for a long time...

Mr. G
08-18-02, 12:00 PM
Rapid Changes (http://science.nasa.gov/spaceweather/images2002/17aug02/joye_ar69_compare.jpg)

Giant sunspot 69 continues to grow. It now spans an area equal to 41 Pacific Oceans and poses a threat for powerful X-class solar flares. (http://spaceweather.com/)