Sunspot regions Help

On this page you'll find an overview of all the visible sunspot regions on the Sun together with their properties, images and the chances on solar flares or proton events. This page is updated daily and the sunspot images every hour.

Solar Dynamics Observatory HMI Intensitygram

Today's Sun
Sunspot number11 -3
New regions0
10.7cm Solar Radio Flux75 1
Carrington Rotation2233
Sunspot regions
RegionNumber of
sunspots
Class
Magn.
Class
Spot
27702HSX
Regions due to return
Region Lat.
None
H-alpha plages without spots
Region Location
2768N26W98
2769N27W43
2770

Region 2770

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 20 -30 HSX N23E03
HMIIF
HMIBC

Flare probabilities

C M X Proton
0% 0% 0% 0%

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79%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days292 days
2020157 days (71%)
Last spotless day2020/07/20

This day in history*

Solar flares
12011X6.9
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32011M2.5
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52016C8.9
ApG
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3200414
4200314
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*since 1994

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