Sunspot region AR13388
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/07/27 | 3 | 30 | CSO | S23E62 | |
| 2023/07/28 | 3 | 60 | CSO | S23E48 | |
| 2023/07/29 | 5 | 60 | CSO | S23E35 | |
| 2023/07/30 | 2 | 30 | HSX | S23E21 | |
| 2023/07/31 | 2 | 40 | HSX | S23E07 | |
| 2023/08/01 | 1 | 10 | CRO | S23W07 | |
| 2023/08/02 | 1 | 10 | AXX | S24W19 | |
| 2023/08/03 | 1 | 10 | AXX | S23W29 | |
| 2023/08/04 | 2 | 10 | AXX | S22W45 | |
| 2023/08/05 | 1 | 10 | AXX | S23W58 | |
| 2023/08/06 | 1 | 10 | AXX | S23W71 |
2023/07/27
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/03
2023/08/04
2023/08/05
2023/08/06
|
2023/07/27
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/03
2023/08/04
2023/08/05
2023/08/06
|
| M |
|---|
| 1 |
The top 1 solar flares from sunspot region 13388
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.75 | 2023/07/27 | 22:04 | 22:34 | 23:05 |
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Tuesday, 11 November 2025
X5.1 solar flare, G4 geomagnetic storm watch
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |