Sunspot region AR9905
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/11 | 4 | 40 | CSO | S17E04 | |
| 2002/04/12 | 7 | 40 | CAO | S15W13 | |
| 2002/04/13 | 12 | 50 | DAO | S15W25 | |
| 2002/04/14 | 6 | 60 | DAO | S15W41 | |
| 2002/04/15 | 4 | 60 | DSO | S14W55 | |
| 2002/04/16 | 8 | 110 | DSO | S14W69 | |
| 2002/04/17 | 3 | 50 | DRO | S15W83 |
| C | M |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 9905
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.42 | 2002/04/17 | 00:35 | 00:40 | 00:43 | |
| 2 | C9.86 | 2002/04/17 | 13:37 | 13:42 | 13:48 | |
| 3 | C4.37 | 2002/04/15 | 17:22 | 17:36 | 18:01 | |
| 4 | C4.32 | 2002/04/18 | 15:12 | 16:12 | 16:57 | |
| 5 | C3.38 | 2002/04/17 | 02:32 | 02:37 | 02:41 | |
| 6 | C2.65 | 2002/04/17 | 06:52 | 06:55 | 06:58 |
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
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| 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 | 151.6 -63.9 |
| Last 30 days | 158.3 -54.2 |