Sunspot region AR13902
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/11/20 | 2 | 70 | CSO | S17E70 | |
| 2024/11/21 | 1 | 70 | HSX | S17E63 | |
| 2024/11/22 | 1 | 70 | HSX | S18E44 | |
| 2024/11/23 | 1 | 60 | HSX | S16E24 | |
| 2024/11/24 | 1 | 60 | HSX | S16E14 | |
| 2024/11/25 | 1 | 60 | HSX | S18E09 | |
| 2024/11/26 | 1 | 40 | HSX | S15W03 | |
| 2024/11/27 | 1 | 40 | HSX | S16W16 | |
| 2024/11/28 | 1 | 40 | HSX | S16W30 | |
| 2024/11/29 | 1 | 40 | HSX | S16W43 | |
| 2024/11/30 | 1 | 10 | HSX | S16W57 |
2024/11/20
2024/11/21
2024/11/22
2024/11/23
2024/11/24
2024/11/25
2024/11/26
|
2024/11/20
2024/11/21
2024/11/22
2024/11/23
2024/11/24
2024/11/25
2024/11/26
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13902
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.4 | 2024/11/25 | 00:05 | 00:09 | 00:13 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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Unspecified geomagnetic activity 43Incoming & Unnumbered Active Regions 43Filaments and prominences 415Current Farside Activity 258Coronal Hole 06 59
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/19 | M1.0 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 125.7 +33.9 |
| Last 30 days | 111.4 +22.1 |