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 |
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/21 | M1.4 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 151.4 +14.4 |
| Last 30 days | 149 -14 |