Sunspot region AR10121
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/09/17 | 1 | 50 | HSX | S14E69 | |
| 2002/09/18 | 1 | 60 | HSX | S14E53 | |
| 2002/09/19 | 1 | 50 | HSX | S13E39 | |
| 2002/09/20 | 1 | 40 | HSX | S13E26 | |
| 2002/09/21 | 1 | 50 | HSX | S13E12 | |
| 2002/09/22 | 1 | 50 | HAX | S13W02 | |
| 2002/09/23 | 2 | 40 | HAX | S12W15 | |
| 2002/09/24 | 3 | 30 | HSX | S13W28 | |
| 2002/09/25 | 2 | 20 | HAX | S12W42 | |
| 2002/09/26 | 1 | 20 | HSX | S12W55 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10121
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.37 | 2002/09/21 | 03:12 | 03:20 | 03:26 |
Latest news
Saturday, 14 September 2024
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Monday, 12 August 2024
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 151.6 -63.9 |
| Last 30 days | 158.3 -54.2 |