Sunspot region AR8342
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/09/20 | 1 | 10 | AXX | N17E38 | |
| 1998/09/21 | 8 | 40 | CSO | N18E25 | |
| 1998/09/22 | 11 | 100 | DSO | N18E13 | |
| 1998/09/23 | 8 | 70 | DAO | N18E00 | |
| 1998/09/24 | 4 | 70 | CSO | N18W16 | |
| 1998/09/25 | 3 | 60 | CSO | N18W28 | |
| 1998/09/26 | 1 | 60 | HSX | N19W46 | |
| 1998/09/27 | 1 | 80 | HSX | N18W61 | |
| 1998/09/28 | 2 | 70 | DSO | N17W72 | |
| 1998/09/29 | 2 | 50 | DSO | N17W88 |
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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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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M1.0 |
| 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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |