Sunspot region AR13205
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/01/28 | 4 | 10 | BXO | S24W36 | |
| 2023/01/29 | 5 | 40 | CAO | S24W50 | |
| 2023/01/30 | 4 | 90 | CAO | S23W63 | |
| 2023/01/31 | 1 | 90 | CAO | S22W77 | |
| 2023/02/01 | 2 | 60 | HSX | S23W91 | |
| 2023/02/02 | 2 | 60 | HSX | S23W0* |
2023/01/28
2023/01/29
2023/01/30
2023/01/31
2023/02/01
2023/02/02
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2023/01/28
2023/01/29
2023/01/30
2023/01/31
2023/02/01
2023/02/02
|
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 | 116.2 +3.6 |
| Last 30 days | 130.8 +34.3 |