Sunspot region AR8800
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/12/15 | 1 | 20 | HRX | N11E60 | |
| 1999/12/16 | 1 | 0 | AXX | N09E47 | |
| 1999/12/17 | 1 | 10 | AXX | N09E33 | |
| 1999/12/18 | 1 | 0 | AXX | N10E18 | |
| 1999/12/19 | 1 | 0 | AXX | N10E04 |
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
Incoming & Unnumbered Active Regions 1003Space Weather Memes 488CH HSS Geomagnetic influence 4Growth of Cycle 25 695Some weird thing on farside seismic signature 12
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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 | 149.4 -66.1 |
| Last 30 days | 156.7 -55.8 |