Sunspot region AR13526
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/17 | 3 | 20 | CAO | N15E69 | |
| 2023/12/18 | 2 | 30 | CAO | N15E59 | |
| 2023/12/19 | 5 | 190 | DAO | N15E43 | |
| 2023/12/20 | 6 | 200 | CAO | N15E30 | |
| 2023/12/21 | 8 | 170 | CAI | N15E17 | |
| 2023/12/22 | 8 | 150 | DAI | N15E04 | |
| 2023/12/23 | 8 | 130 | CAI | N15W09 | |
| 2023/12/24 | 5 | 50 | CAO | N14W21 | |
| 2023/12/25 | 2 | 10 | BXO | N14W34 | |
| 2023/12/26 | 2 | 10 | BXO | N15W49 | |
| 2023/12/27 | 2 | 10 | BXO | N13W64 |
2023/12/17
2023/12/18
2023/12/19
2023/12/20
2023/12/21
2023/12/22
2023/12/23
2023/12/24
2023/12/25
2023/12/26
2023/12/27
|
2023/12/17
2023/12/18
2023/12/19
2023/12/20
2023/12/21
2023/12/22
2023/12/23
2023/12/24
2023/12/25
2023/12/26
2023/12/27
|
| C |
|---|
| 7 |
The top 7 solar flares from sunspot region 13526
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.7 | 2023/12/17 | 21:23 | 21:32 | 21:43 | |
| 2 | C4.2 | 2023/12/18 | 03:57 | 04:08 | 04:21 | |
| 3 | C4.1 | 2023/12/21 | 19:03 | 19:07 | 19:12 | |
| 4 | C4.0 | 2023/12/18 | 20:27 | 20:36 | 20:42 | |
| 5 | C2.7 | 2023/12/22 | 13:06 | 13:10 | 13:14 | |
| 6 | C2.6 | 2023/12/20 | 16:24 | 16:28 | 16:53 | |
| 7 | C1.5 | 2023/12/26 | 16:53 | 17:07 | 17:18 |
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
Space Weather Memes 793Feb 8-9 CMEs 24AR4374 9Do the high-resolution sunspot counts point to more complex sunspots? 59AR4366 1007
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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 | 129.4 +28.1 |