Sunspot region AR8453
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/02/03 | 14 | 20 | BXO | S26E44 | |
| 1999/02/04 | 9 | 80 | DAO | S26E32 | |
| 1999/02/05 | 10 | 190 | CAO | S23E19 | |
| 1999/02/06 | 5 | 20 | CSO | S26E04 | |
| 1999/02/07 | 5 | 40 | CAO | S26W10 | |
| 1999/02/08 | 4 | 20 | CSO | S26W21 | |
| 1999/02/09 | 2 | 10 | AXX | S25W35 |
| B | C |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 8453
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.41 | 1999/02/09 | 04:54 | 05:08 | 05:31 | |
| 2 | B6.24 | 1999/02/02 | 21:30 | 21:34 | 21:38 |
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 149.4 +51.8 |