Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots
Class
Magn.
Class
Spot
37551AXX
37561HSX
37571AXX
37616DAO
376236FAC
37632CSO
37641HSX
37651HSX
376611CSO
37679DSO
37682AXX
37691HSX
Today's Sun
Sunspot number 171 11
New regions1
10.7cm Solar Radio Flux176 9
Carrington Rotation2287

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 60%
X-class solar flare 10%

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Space weather facts

Last X-flare2024/07/16X2
Last M-flare2024/07/26M1.7
Last geomagnetic storm2024/06/28Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
June 2024164.2 -7.5
July 2024184.1 +19.9
Last 30 days184.6 +33.1

This day in history*

Solar flares
12005M5.37
21999M4.39
32012M4.01
42000M3.44
52000M2.24
DstG
12004-170G4
21961-159G4
31981-99G1
41979-89G1
51969-76G3
*since 1994

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