Sunspot region AR8470
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/02/23 | 4 | 10 | BXO | S23E72 | |
| 1999/02/24 | 3 | 90 | DAO | S24E59 | |
| 1999/02/25 | 5 | 60 | DSO | S24E45 | |
| 1999/02/26 | 9 | 40 | CAO | S23E32 | |
| 1999/02/27 | 4 | 40 | CSO | S24E19 | |
| 1999/02/28 | 1 | 30 | HSX | S23E04 | |
| 1999/03/01 | 1 | 10 | HSX | S23W10 |
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 8470
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.21 | 1999/02/26 | 07:46 | 07:50 | 07:56 |
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/13 | M1.7 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 166 -0.4 |
| Last 30 days | 163.2 +18.4 |