Sunspot region AR11163
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/02/25 | 2 | 200 | CRO | N18E72 | |
| 2011/02/26 | 10 | 120 | DAI | N17E60 | |
| 2011/02/27 | 9 | 110 | DAI | N18E46 | |
| 2011/02/28 | 1 | 10 | AXX | N18E32 | |
| 2011/03/01 | 1 | 10 | AXX | N18E19 | |
| 2011/03/02 | 2 | 10 | BXO | N17E05 |
| B | C | M |
|---|---|---|
| 4 | 11 | 1 |
The top 10 solar flares from sunspot region 11163
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M5.04 | 2011/02/24 | 07:23 | 07:35 | 07:42 | |
| 2 | C3.91 | 2011/02/24 | 19:34 | 19:38 | 19:43 | |
| 3 | C2.57 | 2011/02/24 | 13:47 | 13:53 | 13:56 | |
| 4 | C2.29 | 2011/02/25 | 05:40 | 05:44 | 05:46 | |
| 5 | C2 | 2011/02/25 | 05:15 | 05:18 | 05:22 | |
| 6 | C1.57 | 2011/03/05 | 12:46 | 12:48 | 12:53 | |
| 7 | C1.43 | 2011/03/04 | 17:15 | 17:19 | 17:23 | |
| 8 | C1.43 | 2011/03/05 | 12:40 | 12:41 | 12:42 | |
| 9 | C1.31 | 2011/02/24 | 19:50 | 19:53 | 19:58 | |
| 10 | C1.27 | 2011/02/26 | 00:54 | 00:59 | 01:03 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/15 | M1.2 |
| Last geomagnetic storm | 2025/04/16 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 120.5 -13.7 |
| Last 30 days | 116.6 -25.7 |