The return of the large sunspot (called AR2673)

The return of the large sunspot (called AR2673).  

거대 흑점의 귀환.

For the past two weeks, AR2673 has been transiting the backside of the sun, carried around by the sun's 27-day rotation.

https://t1.daumcdn.net/cfile/tistory/99BE543359C7DD0A26

Large size: https://t1.daumcdn.net/cfile/tistory/9984393359C7DD282A 

Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams.

Bum-Suk Yeom. 염범석.