Sunspot region AR9921
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/24 | 1 | 0 | AXX | N12E41 | |
| 2002/04/28 | 5 | 30 | DAO | N13W13 | |
| 2002/04/29 | 5 | 50 | DSO | N14W27 | |
| 2002/04/30 | 2 | 10 | CRO | N14W41 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 9921
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.39 | 2002/05/01 | 03:39 | 03:43 | 03:46 |
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
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | 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 | 142.9 -23.5 |
| Last 30 days | 155.8 +4.5 |