Sunspot region AR8366
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/10/19 | 1 | 0 | AXX | S16E35 | |
| 1998/10/24 | 7 | 20 | CRO | S16E19 | |
| 1998/10/25 | 3 | 20 | CRO | S11W43 | |
| 1998/10/26 | 1 | 10 | AXX | S12W54 | |
| 1998/10/27 | 1 | 10 | HSX | S09W66 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 8366
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.17 | 1998/10/25 | 13:51 | 13:56 | 14:04 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.1 -4.9 |
| Last 30 days | 122 +10.9 |