Sunspot region AR11545
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/08/12 | 1 | 10 | BXO | S14W21 | |
| 2012/08/13 | 1 | 10 | BXO | S14W34 | |
| 2012/08/14 | 4 | 20 | CSO | S14W49 | |
| 2012/08/15 | 3 | 10 | AXX | S14W63 |
Latest news
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Latest forum messages
CME from M7.1 Dec. 31st 11Happy new year 16AR 4325 21Geminid Meteor Shower 34Incoming & Unnumbered Active Regions 77
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.2 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 120 -4 |
| Last 30 days | 114.5 +16.4 |