Sunspot region AR11435
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/03/16 | 3 | 30 | CRO | S25W11 | |
| 2012/03/17 | 5 | 20 | DSO | S25W24 | |
| 2012/03/18 | 11 | 60 | DSO | S26W37 | |
| 2012/03/19 | 7 | 150 | DAO | S25W50 | |
| 2012/03/20 | 7 | 150 | DSO | S26W62 | |
| 2012/03/21 | 3 | 160 | DSO | S26W74 | |
| 2012/03/22 | 2 | 70 | HSX | S24W90 |
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
AR 4373 14Space Weather Memes 794HUXt forecast has updated 2Do the high-resolution sunspot counts point to more complex sunspots? 68Feb 8-9 CMEs 31
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/13 | M1.0 |
| 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 | 121.7 +9.1 |
| Last 30 days | 133.6 +37.1 |