Sunspot region AR13921
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/12/09 | 1 | 20 | HRX | S07E12 | |
| 2024/12/10 | 1 | 10 | HRX | S07W01 | |
| 2024/12/11 | 1 | 10 | AXX | S05W11 | |
| 2024/12/12 | 1 | 10 | AXX | S06W28 |
2024/12/09
2024/12/10
2024/12/11
2024/12/12
|
2024/12/09
2024/12/10
2024/12/11
2024/12/12
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13921
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.2 | 2024/12/15 | 04:55 | 05:07 | 05:13 |
Latest news
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Wednesday, 29 January 2025
Double coronal holes face Earth
Thursday, 16 January 2025
Coronal hole faces Earth
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/21 | M1.4 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 151.4 +14.4 |
| Last 30 days | 149 -14 |