Sunspot region AR11274
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/08/21 | 2 | 30 | HRX | N19E70 | |
| 2011/08/22 | 2 | 30 | CRO | N18E57 | |
| 2011/08/23 | 2 | 30 | DSO | N18E42 | |
| 2011/08/24 | 2 | 30 | HSX | N19E30 | |
| 2011/08/25 | 4 | 10 | CRO | N18E16 | |
| 2011/08/26 | 2 | 10 | BXO | N17E05 | |
| 2011/08/31 | 5 | 10 | BXO | N18W59 | |
| 2011/09/01 | 1 | 30 | HRX | N19W72 |
| B | C |
|---|---|
| 3 | 4 |
The top 7 solar flares from sunspot region 11274
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.77 | 2011/08/30 | 03:06 | 03:12 | 03:16 | |
| 2 | C1.58 | 2011/08/30 | 05:10 | 05:14 | 05:20 | |
| 3 | C1.37 | 2011/08/22 | 09:44 | 09:49 | 09:51 | |
| 4 | C1.16 | 2011/08/29 | 23:03 | 23:07 | 23:19 | |
| 5 | B7.84 | 2011/08/30 | 05:36 | 05:40 | 05:45 | |
| 6 | B7.07 | 2011/08/30 | 08:33 | 08:39 | 08:47 | |
| 7 | B4.92 | 2011/08/21 | 20:17 | 20:20 | 20:27 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.5 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| April 2025 | 152.5 -2.1 |
| Last 30 days | 130.7 -17.9 |