Sunspot region AR8339
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/09/18 | 3 | 10 | BXO | S17E42 | |
| 1998/09/19 | 7 | 20 | CRO | S16E30 | |
| 1998/09/20 | 7 | 50 | CSO | S17E16 | |
| 1998/09/21 | 7 | 50 | CSO | S16E01 | |
| 1998/09/22 | 1 | 50 | HAX | S16W15 | |
| 1998/09/23 | 10 | 50 | ESO | S16W25 | |
| 1998/09/24 | 4 | 30 | CRO | S16W38 | |
| 1998/09/25 | 1 | 0 | AXX | S16W56 | |
| 1998/09/27 | 4 | 80 | BXO | S14W71 | |
| 1998/09/28 | 3 | 80 | DSO | S15W84 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 8339
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.71 | 1998/09/27 | 03:55 | 04:00 | 04:02 | |
| 2 | C1.43 | 1998/09/26 | 14:56 | 15:01 | 15:06 |
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| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/19 | M1.6 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| May 2024 | 157.5 +21 |
| Last 30 days | 168.7 +50.9 |