Sunspot region AR9617
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/09/13 | 5 | 180 | DAO | N10E71 | |
| 2001/09/14 | 6 | 120 | CAO | N11E56 | |
| 2001/09/15 | 6 | 70 | DAO | N11E43 | |
| 2001/09/16 | 7 | 60 | DSO | N08E30 | |
| 2001/09/17 | 4 | 40 | CSO | N13E17 | |
| 2001/09/18 | 4 | 20 | CSO | N08E04 | |
| 2001/09/19 | 5 | 20 | CRO | N08W10 | |
| 2001/09/20 | 11 | 20 | BXO | N10W21 |
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 | 159.7 -53.2 |