Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots
Class
Magn.
Class
Spot
38564DSO
38574CAO
385917CSI
38602CSO
38622AXX
386316DAI
38641AXX
38653CSO
38666CAI
38672BXO
38681HSX
Today's Sun
Sunspot number 168 55
New regions3 1
10.7cm Solar Radio Flux164 2
Carrington Rotation2290

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 50%
X-class solar flare 5%

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Space weather facts

Last X-flare2024/10/09X1.4
Last M-flare2024/10/19M1.7
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
October 2024149.5 +8.1
Last 30 days152.1 +0.6

This day in history*

Solar flares
12014X2.39
22001X1.72
32003X1.42
42014X1.26
52001M9.6
DstG
11999-237G4
21981-185G3
32001-177G3
41989-173G2
51958-88G2
*since 1994

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