Sunspot region AR13999
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/02/16 | 5 | 20 | CRO | N05E53 | |
| 2025/02/17 | 7 | 30 | CRO | N05E38 | |
| 2025/02/18 | 9 | 30 | CRO | N06E23 | |
| 2025/02/19 | 3 | 20 | CRO | N06E08 | |
| 2025/02/20 | 3 | 20 | CRO | N06W05 | |
| 2025/02/21 | 3 | 20 | CRO | N06W20 | |
| 2025/02/22 | 3 | 10 | BXO | N06W35 | |
| 2025/02/23 | 3 | 10 | BXO | N04W48 | |
| 2025/02/24 | 2 | 20 | CRO | N11W61 | |
| 2025/02/25 | 2 | 10 | BXO | N11W75 | |
| 2025/02/26 | 2 | 10 | BXO | N11W89 |
2025/02/16
2025/02/17
2025/02/18
2025/02/19
2025/02/20
2025/02/21
2025/02/22
2025/02/23
2025/02/24
2025/02/25
2025/02/26
|
2025/02/16
2025/02/17
2025/02/18
2025/02/19
2025/02/20
2025/02/21
2025/02/22
2025/02/23
2025/02/24
2025/02/25
2025/02/26
|
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
Coronal Hole 85 2CMEs from 2025/10/03 47Unspecified geomagnetic activity 3204Incoming & Unnumbered Active Regions 2108MODELO MAGNETOSFERA 3
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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 |