Sunspot region AR8621
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/07/05 | 1 | 30 | HSX | N20E68 | |
| 1999/07/06 | 5 | 40 | CAO | N20E54 | |
| 1999/07/07 | 3 | 20 | BXO | N20E44 | |
| 1999/07/08 | 5 | 10 | BXO | N20E27 | |
| 1999/07/09 | 5 | 10 | BXO | N20E16 | |
| 1999/07/11 | 3 | 10 | AXX | N20W07 | |
| 1999/07/12 | 4 | 0 | AXX | N21W20 |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Latest forum messages
AR 13932 622024/12/23 CME by AR 13932's M8.9 flare. 7Changelog/Featurelog 163Incoming & Unnumbered Active Regions 1366Growth of Cycle 25 779
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M4.1 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 110.7 -41.8 |
| Last 30 days | 117.3 -41.4 |