Sunspot region AR10256
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/01/13 | 5 | 80 | CAO | S17E55 | |
| 2003/01/14 | 1 | 70 | HSX | S17E41 | |
| 2003/01/15 | 1 | 60 | HSX | S16E28 | |
| 2003/01/16 | 1 | 50 | HSX | S17E16 | |
| 2003/01/17 | 2 | 40 | HAX | S16E03 | |
| 2003/01/18 | 5 | 40 | CAO | S16W12 | |
| 2003/01/19 | 6 | 20 | CSO | S16W25 | |
| 2003/01/20 | 3 | 10 | CRO | S16W39 |
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 |