Sunspot regions Help
On this page you'll find an overview of all the visible sunspot regions on the Sun together with their properties, images and the chances on solar flares or proton events. This page is updated daily and the sunspot images every hour.
Today's Sun
| Sunspot number | 134 | -12 |
| New regions | 1 | |
| 10.7cm Solar Radio Flux | 183 | -3 |
| Carrington Rotation | 2305 | |
Regions due to return
| Region | Lat. |
|---|---|
| 4292 | S16 |
Region 4296 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 5 -3 | 420 | EHO | S15W53 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 50% | 10% | 1% | 1% | |
Solar flares from today | ||||
| C9.5 C4.1 | ||||
Region 4298 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 2 -1 | 60 | CSO | S05W90 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 15% | 1% | 1% | 1% | |
Solar flares from today | ||||
| C3.4 | ||||
Region 4299 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 6 | 20 -20 | CRO | N28W45 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 15% | 1% | 1% | 1% | |
Solar flares from today | ||||
| C6.5 | ||||
Region 4303 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S29E06 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 5% | 1% | 1% | 1% | |
Region 4304 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 15 8 | 70 20 | CAI | N28W28 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 55% | 10% | 1% | 1% | |
Solar flares from today | ||||
| C2.5 | ||||
Region 4305 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 10 5 | 70 50 | DAI | S25E22 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 50% | 10% | 1% | 1% | |
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
Latest forum messages
AR4299 M8.1 CME 2025/12/06 353Geminid Meteor Shower 2AR4294 / 4296 / 4298 445Growth of Cycle 25 977Light pillar 12
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.6 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |