Sunspot region AR10231
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/12/20 | 2 | 20 | CSO | S25E13 | |
| 2002/12/21 | 5 | 20 | DSO | S25E00 | |
| 2002/12/22 | 6 | 30 | CAO | S25W13 | |
| 2002/12/23 | 10 | 50 | DAO | S25W26 | |
| 2002/12/24 | 6 | 50 | DAO | S25W39 | |
| 2002/12/25 | 5 | 50 | DAO | S25W53 | |
| 2002/12/26 | 4 | 60 | CAO | S25W62 | |
| 2002/12/27 | 3 | 110 | CSO | S24W77 | |
| 2002/12/28 | 4 | 50 | CSO | S25W89 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10231
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.33 | 2002/12/23 | 15:20 | 15:24 | 15:26 |
Currently there's no noteworthy space weather
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Latest forum messages
2025/04/12-13 Filament CMEs 2025/04/16 G3 Watch 526Incoming & Unnumbered Active Regions 1751Line chart of indicators on the auror video, animated graph trace 6Coronal holes 62GLE. Ground Level Enhancements 11
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Latest alerts
04:15 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 03:57 UTC
02:30 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 03:23 UTC
Wednesday, 16 April 2025
21:45 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 21:36 UTC
21:00 UTC - Geomagnetic activity
Severe G4 geomagnetic storm (Kp8) Threshold Reached: 20:55 UTC
19:45 UTC - Geomagnetic activity
Strong G3 geomagnetic storm (Kp7) Threshold Reached: 19:25 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/15 | M1.2 |
| Last geomagnetic storm | 2025/04/16 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 120.5 -13.7 |
| Last 30 days | 118.3 -22.1 |