Sunspot region AR10729
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/02/01 | 11 | 70 | DSI | S10E18 | |
| 2005/02/02 | 5 | 60 | CSO | S08E06 | |
| 2005/02/03 | 7 | 60 | DAO | S10W10 | |
| 2005/02/04 | 2 | 20 | HSX | S11W25 | |
| 2005/02/05 | 1 | 20 | HSX | S11W39 | |
| 2005/02/06 | 1 | 10 | AXX | S11W52 | |
| 2005/02/07 | 1 | 20 | HSX | S11W66 | |
| 2005/02/08 | 1 | 20 | HAX | S11W79 |
| B | C |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 10729
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.88 | 2005/01/31 | 10:46 | 10:52 | 10:58 | |
| 2 | B4.75 | 2005/01/31 | 09:07 | 09:13 | 09:16 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
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Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| 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 | 132.1 +19.5 |
| Last 30 days | 128.6 +27.4 |