Sunspot region AR8526
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/30 | 1 | 10 | AXX | N22E35 | |
| 1999/05/03 | 5 | 10 | BXO | N23W03 | |
| 1999/05/04 | 4 | 10 | BXO | N23W16 | |
| 1999/05/05 | 8 | 20 | BXO | N22W31 | |
| 1999/05/06 | 8 | 50 | DAO | N20W44 | |
| 1999/05/07 | 9 | 100 | DAO | N20W56 | |
| 1999/05/08 | 5 | 50 | CSO | N19W70 | |
| 1999/05/09 | 5 | 260 | EAO | N19W80 |
| C | M |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 8526
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M6.7 | 1999/05/08 | 14:22 | 14:40 | 15:01 | |
| 2 | C4.63 | 1999/05/07 | 06:55 | 07:03 | 07:15 |
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| Last X-flare | 2026/06/03 | X1.0 |
| Last M-flare | 2026/06/20 | M1.0 |
| Last geomagnetic storm | 2026/06/11 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| May 2026 | 101.4 +22.1 |
| June 2026 | 102.1 +0.7 |
| Last 30 days | 109 +10.5 |
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