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
12014/10/272192275060BGDFKC
22003/10/3004862610108BGDFKC
32001/03/309393244051BGDFKI
42000/09/209169214028BGDFKC
52004/07/220652201067BGDFKC
62002/08/200069199060BGDEKC
72003/10/230484175056BGDEKC
82003/10/310488175034BGDFKC
92005/01/170720163037BDEKC
102014/02/051967158073BGDFKC
112014/01/0919441560118BGDFKC
122011/11/051339154033BGDFKC
132002/09/110105152040BGDFKI
142012/07/131520146053BGDFKC
151998/09/048323146033BGFKC
162005/09/100808143038BGDFKC
172001/11/119690142074BGDFKC
181999/08/038651137043BGFKI
192004/08/140656136099BGDFKC
202002/07/170030135071BGDFKC
212011/09/251302130012BGDFKC
221999/11/198765128035BGDEKC
232000/05/168996128045BGEKC
242012/03/081429127028BGDDKC
252003/06/120375125041BGDFKC
Current data suggest that it is not possible to see aurora now at middle latitudes
G2 - Moderate geomagnetic storm
Observed Kp: 6-
The solar wind speed is currently moderately high (618.7 km/sec.)

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 20% 30%
Middle latitude 25% 10%
Predicted Kp max 5
Solar activity
M-class solar flare 1%
X-class solar flare 1%
C1.6
Moon phase
New Moon

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Space weather facts

Last X-flare:2015/05/05X2.7
Last M-flare:2016/11/29M1.2
Last geomagnetic storm:2017/03/22Kp5 (G1)
Number of spotless days in 2017:27
Last spotless day:2017/03/20

This day in history*

Solar flares
11998M2.4
22001M2.2
32000M1.0
42000C9.6
52000C8.9
ApG
1200836G1
2200127G2
3200325G1
4200422G1
5201320G1
*since 1994