Sunspot region AR12862
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/08/27 | 4 | 50 | BXO | S29W69 | |
| 2021/08/28 | 2 | 10 | BXO | S28W80 | |
| 2021/08/29 | 2 | 10 | BXO | S28W95 |
2021/08/27
2021/08/28
2021/08/29
|
2021/08/27
2021/08/28
2021/08/29
|
| B | C |
|---|---|
| 4 | 1 |
The top 5 solar flares from sunspot region 12862
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.1 | 2021/08/27 | 15:04 | 15:14 | 15:24 | |
| 2 | B7.8 | 2021/08/27 | 17:08 | 17:18 | 17:28 | |
| 3 | B4.8 | 2021/08/27 | 18:22 | 18:30 | 18:39 | |
| 4 | B4.7 | 2021/08/27 | 16:06 | 16:16 | 16:22 | |
| 5 | B4.4 | 2021/08/27 | 18:01 | 18:08 | 18:13 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/08 | M1.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 162.7 +70.9 |
| Last 30 days | 108 +13.3 |