Sunspot region AR8318
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/08/27 | 4 | 20 | BXO | S21E03 | |
| 1998/08/28 | 4 | 20 | BXO | S21W13 | |
| 1998/08/31 | 2 | 10 | AXX | S23W58 |
Latest news
Thursday, 9 May 2024
Severe G4 geomagnetic storm watch
Wednesday, 8 May 2024
Sunspot region 3664, major flares and CMEs!
Monday, 6 May 2024
X4.5 solar flare
Latest forum messages
AR3664 566[CME] AR 13664, flare flurry, CMEs galore, 2024-05-08/09 108Unproven theories 389Space Weather Memes 349Sporadic E and Flare activity 24
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Space weather facts
| Last X-flare | 2024/05/09 | X1.1 |
| Last M-flare | 2024/05/09 | M3.7 |
| Last geomagnetic storm | 2024/05/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 163.9 +73.1 |