Sunspot region AR8423
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/12/28 | 6 | 10 | BXO | N23W28 | |
| 1998/12/29 | 2 | 40 | HSX | N22W44 | |
| 1998/12/30 | 1 | 30 | HSX | N22W57 | |
| 1998/12/31 | 1 | 30 | HSX | N21W72 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 8423
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.97 | 1998/12/27 | 23:38 | 23:42 | 23:46 |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
AR 13905 41AR13906 1350 mhz F2 46Coronal mass ejection impact and G4 geomagnetic storm 10 & 11 October 2024 928Unspecified geomagnetic activity 1664
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/23 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 144.7 -21.7 |
| Last 30 days | 158.6 +10.8 |