Sunspot region AR11390
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/12/29 | 3 | 10 | BXO | N09E44 | |
| 2011/12/30 | 6 | 10 | CAO | N08E29 | |
| 2011/12/31 | 8 | 40 | CSO | N09E14 | |
| 2012/01/03 | 9 | 10 | BXO | N10W29 | |
| 2012/01/04 | 9 | 30 | DRO | N10W42 | |
| 2012/01/05 | 16 | 70 | CAI | N10W58 | |
| 2012/01/06 | 12 | 170 | DAO | N09W71 | |
| 2012/01/07 | 8 | 210 | DAO | N08W84 |
| B | C |
|---|---|
| 1 | 3 |
The top 4 solar flares from sunspot region 11390
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.78 | 2012/01/05 | 07:01 | 07:22 | 07:43 | |
| 2 | C2 | 2012/01/06 | 17:16 | 17:19 | 17:22 | |
| 3 | C1.41 | 2012/01/07 | 10:39 | 10:42 | 10:47 | |
| 4 | B9.02 | 2012/01/04 | 02:19 | 02:22 | 02:26 |
Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
Latest forum messages
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/22 | M3.7 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 144.6 -70.9 |
| Last 30 days | 150.5 -61.8 |