Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
107 22 | 2 1 | B9.11 | C4.11 | 7 |
Region 13395 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 -3 | 10 -90 | AXX | N12W87 | |
Solar flares on this day | ||||
C4.1 |
Region 13397 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 -4 | 60 -30 | DSO | N19W58 | |
Region 13403 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
18 8 | 200 70 | DAO | N26E04 | |
Region 13404 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 1 | 60 | CAO | S07E45 | |
Region 13405 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 2 | 160 40 | DSO | N10E65 | |
Solar flares on this day | ||||
C1.3 C2.9 C2.3 |
Region 13406 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 | 10 | BXO | S18W18 | |
Region 13407 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
6 | 30 | CRO | S19E22 | |
All times in UTC
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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
The OVATION model predicts the Hemispheric Power Index to reach 51GW at 18:18 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 |