Sunspot region AR13934
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/12/21 | 2 | 30 | CAO | N11E57 | |
| 2024/12/22 | 8 | 150 | DAO | N13E47 | |
| 2024/12/23 | 4 | 40 | CSO | N13E36 | |
| 2024/12/24 | 2 | 40 | CSO | N13E13 | |
| 2024/12/25 | 1 | 40 | HAX | N13W01 | |
| 2024/12/26 | 1 | 20 | HAX | N13W15 |
2024/12/21
2024/12/22
2024/12/23
2024/12/24
2024/12/25
2024/12/26
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2024/12/21
2024/12/22
2024/12/23
2024/12/24
2024/12/25
2024/12/26
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| C | M |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 13934
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M3.3 | 2024/12/29 | 18:27 | 18:41 | 18:58 | |
| 2 | C8.7 | 2024/12/29 | 19:57 | 20:03 | 20:09 | |
| 3 | C5.6 | 2024/12/27 | 22:29 | 22:38 | 22:47 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Current Farside Activity 355X8 CME 86Space Weather Memes 789Incoming & Unnumbered Active Regions 151AR4362 17
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M1.1 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 141.3 +17.3 |
| Last 30 days | 123.9 +16.5 |