Sunspot region AR13552
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/01/12 | 5 | 30 | CSO | S21W10 | |
| 2024/01/13 | 5 | 10 | CAO | S22W25 | |
| 2024/01/14 | 5 | 10 | CAO | S22W39 | |
| 2024/01/15 | 2 | 10 | CAO | S22W53 | |
| 2024/01/16 | 2 | 100 | CAO | S22W72 | |
| 2024/01/17 | 2 | 100 | CAO | S24W81 | |
| 2024/01/18 | 2 | 100 | CAO | S24W95 |
2024/01/12
2024/01/13
2024/01/14
2024/01/15
2024/01/16
2024/01/17
2024/01/18
|
2024/01/12
2024/01/13
2024/01/14
2024/01/15
2024/01/16
2024/01/17
2024/01/18
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13552
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.6 | 2024/01/18 | 14:42 | 14:49 | 14:59 |
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
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 74.4 -3.8 |
| Last 30 days | 52.8 -75.1 |