Changes of Magnatic Flux.
Top - Cancelation Site, Bottom - Plage
Verticals - the Start and the End of the Flare. Pluses - Positive
Magnetic Flux, Diamonds - Negative. Magnetic Flux of 3 x
1019 Mx canceled in 1h time.
Cancelation Rate, R = 3 x 1019 Mx h-1
©BBSO/NJIT Seminar on OCT 99, 2000