Sunspot region AR12910
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/12/16 | 6 | 20 | CRO | N13W17 | |
| 2021/12/17 | 5 | 30 | CRO | N14W29 | |
| 2021/12/18 | 2 | 10 | BXO | N12W44 | |
| 2021/12/19 | 2 | 20 | HSX | N12W54 | |
| 2021/12/20 | 2 | 10 | AXX | N13W65 | |
| 2021/12/21 | 3 | 20 | CRO | N15W79 | |
| 2021/12/22 | 3 | 20 | CRO | N15W93 |
2021/12/16
2021/12/17
2021/12/18
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2021/12/19
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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
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Growth of Cycle 25 778AR 13932 582024/12/23 CME by AR 13932's M8.9 flare. 4Incoming & Unnumbered Active Regions 1365Space Weather Memes 614
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M4.7 |
| 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 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |