Sunspot region AR8571
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/06/06 | 3 | 30 | HRX | S19E60 | |
| 1999/06/07 | 11 | 150 | CAO | S19E48 | |
| 1999/06/08 | 10 | 230 | CAO | S19E36 | |
| 1999/06/09 | 15 | 210 | DAO | S19E23 | |
| 1999/06/10 | 13 | 130 | DSO | S19E09 | |
| 1999/06/11 | 8 | 50 | CSO | S20W05 | |
| 1999/06/12 | 3 | 40 | CSO | S19W17 | |
| 1999/06/13 | 4 | 30 | CSO | S19W31 | |
| 1999/06/14 | 4 | 20 | CSO | S19W44 | |
| 1999/06/15 | 1 | 0 | AXX | S20W57 | |
| 1999/06/16 | 1 | 0 | AXX | S20W71 | |
| 1999/06/17 | 1 | 0 | AXX | S18W84 |
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/02/01 | M1.9 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| Last 30 days | 119.2 +2.7 |