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 | 121 | -4 |
| New regions | 1 | |
| 10.7cm Solar Radio Flux | 167 | 11 |
| Carrington Rotation | 2283 | |
H-alpha plages without spots
| Region | Location |
|---|---|
| None | |
Region 3661 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 1 | 50 | HSX | N23W03 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 10% | 1% | 1% | 1% | |
Region 3662 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 3 | 50 | CSO | N28W41 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 15% | 1% | 1% | 1% | |
Region 3663 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 30 | 580 | EKC | N26W18 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 95% | 65% | 25% | 10% | |
Region 3664 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 20 | 310 | EKC | S19E26 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 75% | 25% | 5% | 5% | |
Region 3665 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 1 | 10 | HRX | S05E42 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 10% | 1% | 1% | 1% | |
Region 3666 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 10 | 130 | CAI | N07E02 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 40% | 10% | 1% | 1% | |
Region 3667 | ||||
|---|---|---|---|---|
| Number of sunspots | Size | Class Magn. | Class Spot | Location |
| 1 | 80 | HSX | N28E74 | |
  | ||||
Flare probabilities | ||||
| C | M | X | Proton | |
| 10% | 1% | 1% | 1% | |
Latest news
Saturday, 4 May 2024
Sunspot region 3663, X1 solar flare
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Latest forum messages
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Space weather facts
| Last X-flare | 2024/05/03 | X1.6 |
| Last M-flare | 2024/05/04 | M9.0 |
| Last geomagnetic storm | 2024/05/02 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 154.5 +60.3 |