Sunspot region AR11440
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/03/22 | 5 | 30 | DAI | S26W24 | |
| 2012/03/23 | 8 | 30 | DRO | S25W38 | |
| 2012/03/24 | 2 | 10 | BXO | S24W50 | |
| 2012/03/25 | 2 | 10 | HRX | S24W64 | |
| 2012/03/26 | 2 | 20 | HRX | S25W79 |
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 11440
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.14 | 2012/03/21 | 12:38 | 12:52 | 13:01 | |
| 2 | C1.71 | 2012/03/21 | 13:54 | 13:59 | 14:04 | |
| 3 | C1.57 | 2012/03/21 | 15:42 | 15:50 | 15:56 | |
| 4 | C1.57 | 2012/03/22 | 17:39 | 17:50 | 17:56 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 977Do the high-resolution sunspot counts point to more complex sunspots? 51Feb 8-9 CMEs 12AR 4371 19AR 4373 3
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M1.1 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 137.7 +25.1 |
| Last 30 days | 126 +20.7 |