Sunspot region AR11523
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/07/13 | 6 | 10 | BXO | S27E31 | |
| 2012/07/14 | 7 | 20 | DAO | S27E17 | |
| 2012/07/15 | 10 | 50 | DAO | S28E04 | |
| 2012/07/16 | 11 | 50 | DAO | S28W08 | |
| 2012/07/17 | 3 | 40 | DAO | S28W21 | |
| 2012/07/18 | 4 | 60 | CSO | S28W36 | |
| 2012/07/19 | 6 | 90 | DSO | S28W51 | |
| 2012/07/20 | 4 | 70 | CAO | S28W61 | |
| 2012/07/21 | 5 | 50 | CAO | S28W74 | |
| 2012/07/22 | 1 | 0 | AXX | S27W87 |
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!
Latest forum messages
Broad-spectrum aurora pillars 34CH 17 9Incoming & Unnumbered Active Regions 135AR 4357 1Filaments and prominences 480
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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 | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.2 -4.8 |
| Last 30 days | 119.5 +1.5 |