Sunspot region AR11478
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/05/11 | 1 | 90 | HSX | S24E55 | |
| 2012/05/12 | 1 | 60 | HSX | S24E42 | |
| 2012/05/13 | 1 | 60 | HSX | S24E30 | |
| 2012/05/14 | 1 | 60 | HSX | S24E16 | |
| 2012/05/15 | 4 | 70 | HSX | S24E04 | |
| 2012/05/16 | 1 | 80 | HSX | S24W10 | |
| 2012/05/17 | 1 | 60 | HSX | S22W23 | |
| 2012/05/18 | 1 | 60 | HSX | S22W36 | |
| 2012/05/19 | 1 | 50 | HSX | S22W50 | |
| 2012/05/20 | 1 | 50 | HSX | S23W62 | |
| 2012/05/21 | 1 | 60 | HSX | S24W75 | |
| 2012/05/22 | 1 | 60 | HSX | S23W88 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/29 | M1.0 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 117.2 +25.4 |
| Last 30 days | 117.2 +30.3 |