Sunspot region AR10917
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2006/10/20 | 4 | 30 | BXO | S05W04 | |
| 2006/10/21 | 5 | 30 | BXO | S05W20 | |
| 2006/10/22 | 6 | 70 | CSO | S05W33 | |
| 2006/10/23 | 8 | 200 | DAC | S05W46 | |
| 2006/10/24 | 24 | 160 | DAI | S05W60 | |
| 2006/10/25 | 13 | 140 | CAO | S05W73 | |
| 2006/10/26 | 5 | 100 | CAO | S05W86 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.4 -4.6 |
| Last 30 days | 121.8 +8.9 |