Sunspot region AR8391
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/11/19 | 3 | 20 | BXO | S17E61 | |
| 1998/11/20 | 9 | 30 | CRO | S16E48 | |
| 1998/11/21 | 18 | 60 | CAO | S17E34 | |
| 1998/11/22 | 17 | 90 | EAO | S17E21 | |
| 1998/11/23 | 18 | 50 | CAO | S17E07 | |
| 1998/11/24 | 8 | 60 | CAO | S16W07 | |
| 1998/11/25 | 3 | 100 | HSX | S14W25 | |
| 1998/11/26 | 3 | 70 | HAX | S14W38 | |
| 1998/11/27 | 2 | 50 | HAX | S15W52 | |
| 1998/11/28 | 1 | 20 | HSX | S15W66 | |
| 1998/11/29 | 1 | 10 | AXX | S15W77 |
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121 -13.2 |
| Last 30 days | 114 -22.8 |