Buy this Sunspot Size Winner space photo.
High quality SOHO picture, slide, or Duratrans backlit transparency. NASA photograph SOHO-102803. Wide variety of sizes.
Sunspot size winner.
Active region 10486 became the largest sunspot seen by SOHO
(Solar and Heliospheric Observatory). It unleashed a spectacular show on October 28, 2003. An X 17.2 flare, the second largest flare observed by SOHO and the third largest ever recorded, blasted off a strong and fast moving Coronal Mass Ejection. The spot occupied an area equal to about 15 Earths. It later fired off the largest X-ray flare recorded, on November 4, 2003.
Date Taken: October 28, 2003