Sunspot region AR8522
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/24 | 1 | 10 | AXX | N16E63 | |
| 1999/04/25 | 5 | 10 | BXO | N16E50 | |
| 1999/04/26 | 9 | 60 | DSO | N16E38 | |
| 1999/04/27 | 8 | 70 | DAO | N16E26 | |
| 1999/04/28 | 7 | 70 | DAO | N16E13 | |
| 1999/04/29 | 5 | 30 | CSO | N18E00 | |
| 1999/04/30 | 7 | 30 | CSO | N17W14 |
| B |
|---|
| 2 |
The top 2 solar flares from sunspot region 8522
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B4.91 | 1999/04/24 | 18:17 | 18:23 | 18:29 | |
| 2 | B4.47 | 1999/04/24 | 14:11 | 14:15 | 14:19 |
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| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |