Sunspot region AR8809
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/12/25 | 3 | 10 | BXO | N21E67 | |
| 1999/12/26 | 6 | 30 | CSO | N21E54 | |
| 1999/12/27 | 7 | 30 | BXO | N21E41 | |
| 1999/12/28 | 7 | 40 | DAO | N22E27 | |
| 1999/12/29 | 4 | 40 | DAO | N22E15 | |
| 1999/12/30 | 6 | 30 | CRO | N22E02 | |
| 1999/12/31 | 3 | 0 | BXO | N24W08 | |
| 2000/01/01 | 2 | 0 | BXO | N24W20 |
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.5 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| April 2025 | 147 -7.6 |
| Last 30 days | 128.8 -21.8 |