Sunspot region AR8475
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/02/28 | 5 | 10 | BXO | N32E43 | |
| 1999/03/01 | 10 | 30 | CAO | N32E29 | |
| 1999/03/02 | 17 | 120 | DAO | N32E15 | |
| 1999/03/03 | 15 | 150 | DAO | N31E02 | |
| 1999/03/04 | 17 | 140 | EAO | N31W11 | |
| 1999/03/05 | 14 | 100 | EAO | N32W23 | |
| 1999/03/06 | 9 | 50 | CRO | N31W37 | |
| 1999/03/07 | 3 | 20 | BXO | N30W51 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 8475
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.39 | 1999/03/03 | 23:33 | 23:43 | 23:50 | |
| 2 | C3.87 | 1999/03/06 | 23:05 | 23:23 | 23:54 |
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 155.8 +4.5 |