Sunspot region AR8606
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/06/25 | 7 | 60 | DAO | N17E33 | |
| 1999/06/26 | 11 | 60 | DAO | N17E21 | |
| 1999/06/27 | 13 | 100 | DAI | N17E08 | |
| 1999/06/28 | 16 | 90 | DAO | N17W06 | |
| 1999/06/29 | 12 | 50 | DAO | N17W18 | |
| 1999/06/30 | 11 | 60 | DSO | N17W32 | |
| 1999/07/01 | 5 | 50 | DSO | N17W46 | |
| 1999/07/02 | 9 | 60 | DSO | N16W60 | |
| 1999/07/03 | 3 | 10 | BXO | N17W72 |
| C | M |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 8606
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.59 | 1999/06/30 | 20:07 | 20:12 | 20:15 | |
| 2 | C3.23 | 1999/06/28 | 03:36 | 03:40 | 03:43 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.3 -4.7 |
| Last 30 days | 119.6 +1.6 |