Sunspot region AR11517
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/07/02 | 18 | 170 | DAO | N19E26 | |
| 2012/07/03 | 16 | 130 | DAO | N19E14 | |
| 2012/07/04 | 9 | 120 | DAO | N19W00 | |
| 2012/07/05 | 7 | 70 | DSO | N19W13 | |
| 2012/07/06 | 5 | 10 | BXO | N18W27 | |
| 2012/07/07 | 3 | 30 | CRO | N19W39 | |
| 2012/07/08 | 3 | 20 | CRO | N19W53 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
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AR 13961 92AR 3967 33Penticton down? 701/21/2025 AR 3967 M3.3 CME 2The Terminator Theory and Implications for growth of Cycle 25 64
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/21 | M3.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.2 -9.3 |
| Last 30 days | 163.2 +45.8 |