Sunspot region AR13378
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/07/19 | 6 | 30 | DRO | S25E13 | |
| 2023/07/20 | 7 | 30 | CRO | S34W01 | |
| 2023/07/21 | 8 | 30 | CRO | S26W15 | |
| 2023/07/22 | 4 | 40 | CSO | S26W27 | |
| 2023/07/23 | 2 | 40 | HAX | S26W41 | |
| 2023/07/24 | 1 | 30 | HAX | S27W52 | |
| 2023/07/25 | 1 | 40 | HAX | S27W63 | |
| 2023/07/26 | 1 | 50 | HAX | S28W84 | |
| 2023/07/27 | 1 | 50 | HAX | S28W98 |
2023/07/19
2023/07/20
2023/07/21
2023/07/22
2023/07/23
2023/07/24
2023/07/25
2023/07/26
2023/07/27
|
2023/07/19
2023/07/20
2023/07/21
2023/07/22
2023/07/23
2023/07/24
2023/07/25
2023/07/26
2023/07/27
|
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/23 | 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 | 79.2 +1 |
| Last 30 days | 75.6 -9.1 |