Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots
Class
Magn.
Class
Spot
36702BXO
36712BXO
36721HSX
36731HSX
36748CSO
36761HAX
367913ESO
36802AXX
36821AXX
36838DSO
36857DSO
36862HAX
Today's Sun
Sunspot number 168 -40
New regions1 -1
10.7cm Solar Radio Flux204 -3
Carrington Rotation2284

Solar flares

SDO AIA 131
Solar activity past two hours
Current value
2h max
24h max
More data Help
Flare probability
C-class solar flare 99%
M-class solar flare 55%
X-class solar flare 25%

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Space weather facts

Last X-flare2024/05/15X2.9
Last M-flare2024/05/17M7.1
Last geomagnetic storm2024/05/17Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024157.2 +20.7
Last 30 days174.3 +64.2

This day in history*

Solar flares
12023M4.5
22000M3.96
32023M3.8
42023M2.2
52023M1.9
ApG
1198157G3
2199031G2
3197139G2
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*since 1994

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