Sunspot region AR12677
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2017/09/04 | 2 | 10 | AXX | N19E64 | |
| 2017/09/05 | 2 | 10 | AXX | N19E51 | |
| 2017/09/06 | 1 | 20 | AXX | N18E39 | |
| 2017/09/07 | 1 | 10 | AXX | N18E25 | |
| 2017/09/08 | 3 | 10 | BXO | N17E12 | |
| 2017/09/09 | 3 | 10 | AXX | N17W02 |
2017/09/04
2017/09/05
2017/09/06
2017/09/07
2017/09/08
2017/09/09
|
2017/09/04
2017/09/05
2017/09/06
2017/09/07
2017/09/08
2017/09/09
|
| B | C |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 12677
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.87 | 2017/09/07 | 22:57 | 23:00 | 23:02 | |
| 2 | B4.53 | 2017/09/12 | 13:57 | 14:01 | 14:08 |
Latest news
Wednesday, 5 March 2025
Coronal hole faces Earth
Sunday, 23 February 2025
X2.0 solar flare from sunspot region 4001
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
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Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/11 | M1.1 |
| Last geomagnetic storm | 2025/03/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 112.5 -42.1 |
| Last 30 days | 140.4 -7 |