Sunspot region AR13925
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/12/14 | 2 | 10 | AXX | N10E49 | |
| 2024/12/15 | 1 | 10 | AXX | N11E35 | |
| 2024/12/16 | 1 | 10 | AXX | N09E19 | |
| 2024/12/17 | 1 | 10 | BXO | N11E05 | |
| 2024/12/18 | 1 | 10 | AXX | N11W07 | |
| 2024/12/19 | 1 | 10 | AXX | N10W21 | |
| 2024/12/20 | 1 | 10 | AXX | N10W35 |
2024/12/14
2024/12/15
2024/12/16
2024/12/17
2024/12/18
2024/12/19
2024/12/20
|
2024/12/14
2024/12/15
2024/12/16
2024/12/17
2024/12/18
2024/12/19
2024/12/20
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13925
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.2 | 2024/12/17 | 07:44 | 07:52 | 07:59 |
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
Latest forum messages
CMEs from 2025/10/03 52Incoming & Unnumbered Active Regions 2109Comet C/2025 A6 (Lemmon) 72Coronal Hole 85 2Unspecified geomagnetic activity 3204
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |