Sunspot region AR10239
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/12/30 | 5 | 30 | CRO | S10E37 | |
| 2002/12/31 | 9 | 40 | DSO | S10E24 | |
| 2003/01/01 | 12 | 70 | DAO | S10E10 | |
| 2003/01/02 | 11 | 80 | DAI | S09W04 | |
| 2003/01/03 | 10 | 70 | DAO | S09W17 | |
| 2003/01/04 | 5 | 40 | CAO | S09W30 | |
| 2003/01/05 | 2 | 20 | HRX | S09W43 | |
| 2003/01/06 | 7 | 30 | CSO | S07W54 | |
| 2003/01/07 | 3 | 20 | BXO | S07W67 | |
| 2003/01/08 | 1 | 50 | HAX | S08W82 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10239
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.11 | 2003/01/06 | 02:39 | 02:43 | 02:46 |
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
02:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:50 UTC
Saturday, 5 April 2025
20:30 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:20 UTC
20:24 UTC - Solar flare
Moderate M1.05 flare
20:09 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.05)
10:00 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 78GW at 10:32 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/05 | M1.0 |
| Last geomagnetic storm | 2025/04/05 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 150.4 +16.2 |
| Last 30 days | 131.6 -13.4 |