Sunspot region AR9447
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/05/01 | 3 | 10 | BXO | N12E15 | |
| 2001/05/02 | 3 | 10 | CRO | N12E01 | |
| 2001/05/03 | 13 | 60 | DSO | N12W13 | |
| 2001/05/04 | 21 | 90 | DAO | N12W27 | |
| 2001/05/05 | 26 | 260 | EAI | N12W41 | |
| 2001/05/06 | 17 | 260 | EAI | N12W55 | |
| 2001/05/07 | 6 | 200 | EAO | N11W71 | |
| 2001/05/08 | 3 | 120 | EAO | N12W84 |
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 9447
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.91 | 2001/05/04 | 14:40 | 15:00 | 15:55 | |
| 2 | C4.15 | 2001/05/03 | 07:54 | 08:31 | 08:49 | |
| 3 | C3.3 | 2001/05/03 | 15:46 | 16:02 | 16:09 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 154.3 +17.3 |
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