Sunspot region AR11873
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/10/17 | 4 | 30 | CRO | N11E60 | |
| 2013/10/18 | 10 | 110 | CSO | N11E48 | |
| 2013/10/19 | 9 | 40 | CSO | N12E34 | |
| 2013/10/20 | 6 | 20 | CRO | N12E23 | |
| 2013/10/21 | 12 | 50 | DAO | N12E09 | |
| 2013/10/22 | 9 | 40 | DAO | N12W05 | |
| 2013/10/23 | 4 | 10 | AXX | N12W17 | |
| 2013/10/24 | 9 | 10 | AXX | N11W33 | |
| 2013/10/29 | 1 | 10 | HRX | N13W0* |
2013/10/17
2013/10/18
2013/10/19
2013/10/20
2013/10/21
2013/10/22
2013/10/23
2013/10/24
2013/10/29
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2013/10/17
2013/10/18
2013/10/19
2013/10/20
2013/10/21
2013/10/22
2013/10/23
2013/10/24
2013/10/29
|
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 11873
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C8.23 | 2013/10/27 | 17:24 | 17:29 | 17:34 | |
| 2 | C4.46 | 2013/10/26 | 22:29 | 22:35 | 22:40 | |
| 3 | C2.94 | 2013/10/26 | 15:45 | 15:49 | 15:53 | |
| 4 | C2.38 | 2013/10/20 | 18:09 | 18:48 | 19:07 |
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/17 | M7.1 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 157.2 +20.7 |
| Last 30 days | 174.3 +64.2 |