Sunspot region AR10541
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/01/16 | 5 | 30 | DSO | S09W03 | |
| 2004/01/17 | 3 | 10 | BXO | S09W18 | |
| 2004/01/18 | 3 | 60 | DAO | S09W31 | |
| 2004/01/19 | 3 | 10 | BXO | S10W44 | |
| 2004/01/20 | 1 | 10 | AXX | S09W58 |
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
AR 3881 3Ask your obscure/"stupid" space weather questions. 28is the suns activity decreasing again? 2Aurora photography hints for those of us with smartphones 38AR 3878 169
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/02 | M1.2 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 210 +68.6 |
| Last 30 days | 158.8 +9.2 |