Sunspot region AR11828
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/08/20 | 4 | 30 | CAO | N15E65 | |
| 2013/08/21 | 6 | 60 | CAO | N16E57 | |
| 2013/08/22 | 3 | 40 | CAO | N15E41 | |
| 2013/08/23 | 1 | 20 | CRO | N14E26 | |
| 2013/08/24 | 3 | 20 | CRO | N15E14 | |
| 2013/08/25 | 3 | 20 | HRX | N15W00 | |
| 2013/08/26 | 2 | 10 | BXO | N05W13 | |
| 2013/08/27 | 1 | 10 | AXX | N05W26 | |
| 2013/08/28 | 1 | 10 | AXX | N05W40 |
2013/08/20
2013/08/21
2013/08/22
2013/08/23
2013/08/24
2013/08/25
2013/08/26
2013/08/27
2013/08/28
|
2013/08/20
2013/08/21
2013/08/22
2013/08/23
2013/08/24
2013/08/25
2013/08/26
2013/08/27
2013/08/28
|
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 11828
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.19 | 2013/08/21 | 07:25 | 07:43 | 08:03 | |
| 2 | C2.03 | 2013/08/22 | 11:44 | 11:55 | 12:04 | |
| 3 | C2.02 | 2013/08/22 | 20:23 | 20:27 | 20:32 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 110.4 +23.9 |