Sunspot region AR13524
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/16 | 2 | 20 | HRX | N26E65 | |
| 2023/12/17 | 2 | 20 | HRX | N26E51 | |
| 2023/12/18 | 1 | 10 | AXX | N27E37 | |
| 2023/12/19 | 1 | 5 | AXX | N27E22 | |
| 2023/12/20 | 1 | 5 | AXX | N26E08 | |
| 2023/12/21 | 2 | 10 | BXO | N28E05 | |
| 2023/12/22 | 2 | 10 | AXX | N25W11 |
2023/12/16
2023/12/17
2023/12/18
2023/12/19
2023/12/20
2023/12/21
2023/12/22
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2023/12/16
2023/12/17
2023/12/18
2023/12/19
2023/12/20
2023/12/21
2023/12/22
|
| C |
|---|
| 5 |
The top 5 solar flares from sunspot region 13524
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.0 | 2023/12/18 | 02:44 | 02:55 | 03:00 | |
| 2 | C4.5 | 2023/12/20 | 20:53 | 21:01 | 21:05 | |
| 3 | C3.4 | 2023/12/20 | 20:12 | 20:17 | 20:21 | |
| 4 | C3.3 | 2023/12/17 | 17:06 | 17:29 | 17:50 | |
| 5 | C2.1 | 2023/12/21 | 16:16 | 16:25 | 16:36 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
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Friday, 14 November 2025
X4.0 solar flare
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 110.4 +23.9 |