Sunspot region AR13515
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/08 | 1 | 30 | HAX | S15E74 | |
| 2023/12/09 | 1 | 30 | HSX | S15E60 | |
| 2023/12/10 | 1 | 10 | AXX | S12E48 | |
| 2023/12/11 | 1 | 10 | HRX | S14E36 | |
| 2023/12/12 | 1 | 10 | HRX | S14E22 | |
| 2023/12/13 | 2 | 30 | HRX | S13E08 | |
| 2023/12/14 | 1 | 10 | AXX | S09W04 | |
| 2023/12/15 | 1 | 10 | AXX | S15W15 |
2023/12/08
2023/12/09
2023/12/10
2023/12/11
2023/12/12
2023/12/13
2023/12/14
2023/12/15
|
2023/12/08
2023/12/09
2023/12/10
2023/12/11
2023/12/12
2023/12/13
2023/12/14
2023/12/15
|
| M |
|---|
| 1 |
The top 1 solar flares from sunspot region 13515
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M9.4 | 2024/03/30 | 21:01 | 21:16 | 21:21 |
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
AR4374 8Do the high-resolution sunspot counts point to more complex sunspots? 59Feb 8-9 CMEs 23AR4366 1007AR4362 23
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 135.3 +22.7 |
| Last 30 days | 127.2 +23.7 |