Top 25 sunspot regions

On this page you will find an overview of the largest sunspot regions since June 1996. This page is updated daily. Sunspot information comes from the NOAA SWPC.

Region Size Number of
sunspots
Class Magn. Class Spot
12014/10/272192275060FKC
22003/10/3004862610108FKC
32001/03/309393244051FKI
42000/09/209169214028FKC
52004/07/220652201067FKC
62002/08/200069199060EKC
72003/10/230484175056EKC
82003/10/310488175034FKC
92005/01/170720163037EKC
102014/02/051967158073FKC
112014/01/0919441560118FKC
122011/11/051339154033FKC
132002/09/110105152040FKI
142012/07/131520146053FKC
151998/09/048323146033FKC
162005/09/100808143038FKC
172001/11/119690142074FKC
181999/08/038651137043FKI
192004/08/140656136099FKC
202002/07/170030135071FKC
212011/09/251302130012FKC
221999/11/198765128035EKC
232000/05/168996128045EKC
242012/03/081429127028DKC
252003/06/120375125041FKC
Current data suggest that it is not possible to see aurora now at middle latitudes
The strength of the interplanetary magnetic field is moderate (10.39nT), the direction is North (5.59nT).

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 20% 15%
Middle latitude 5% 1%
Predicted Kp max 4
Solar activity
M-class solar flare 5%
X-class solar flare 1%
Moon phase
Waxing Crescent

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Space weather facts

Last X-flare:2015/05/05X2.7
Last M-flare:2017/04/03M5.8
Last geomagnetic storm:2017/05/28Kp7 (G3)
Number of spotless days in 2017:37
Last spotless day:2017/05/15

This day in history*

Solar flares
12003X1.2
21998M6.7
32003M2.8
41999M1.6
52003M1.5
ApG
12003109G4
2199441G1
3201134G1
4201028G1
5199826G3
*since 1994