Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
88 -10 | 1 | B4.88 | C1.56 | 1 |
Region 13046 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 90 -150 | HAX | N16W18 | |
Region 13051 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 -1 | 30 | CRO | N27W13 | |
Region 13052 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
7 -2 | 60 30 | CRO | N15E28 | |
Region 13053 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
11 6 | 680 440 | EKO | N14E47 | |
Region 13054 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -1 | 10 | HRX | N21W41 | |
Region 13055 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 | 130 | DAO | S18E60 | |
Solar flares on this day | ||||
C1.5 |
All times in UTC
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Minor G1 geomagnetic storm (Kp5) Threshold Reached: 14:59 UTC
Begin Time: 08/04/2025 05:53 UTC Estimated Velocity: 456km/sec.
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 06:02 UTC
A southern hemisphere coronal hole is facing Earth. Enhanced solar wind could arrive in ~3 days
Active geomagnetic conditions (Kp4) Threshold Reached: 20:39 UTC
Last X-flare | 2025/03/28 | X1.1 |
Last M-flare | 2025/04/05 | M1.0 |
Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
March 2025 | 134.2 -20.4 |
April 2025 | 151.3 +17.1 |
Last 30 days | 135.2 -4.5 |