Sunspot region AR8580
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/06/10 | 2 | 240 | HAX | S19E67 | |
| 1999/06/11 | 4 | 260 | HKX | S19E54 | |
| 1999/06/12 | 2 | 300 | HKX | S20E42 | |
| 1999/06/13 | 2 | 250 | HKX | S20E28 | |
| 1999/06/14 | 6 | 270 | CKO | S20E15 | |
| 1999/06/15 | 7 | 230 | CAO | S20E02 | |
| 1999/06/16 | 10 | 230 | CAO | S21W11 | |
| 1999/06/17 | 6 | 230 | CAO | S20W24 | |
| 1999/06/18 | 8 | 270 | CAO | S21W37 | |
| 1999/06/19 | 2 | 220 | HSX | S21W51 | |
| 1999/06/20 | 1 | 180 | HSX | S21W63 | |
| 1999/06/21 | 1 | 170 | HSX | S20W76 | |
| 1999/06/22 | 1 | 40 | HSX | S21W94 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.3 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 76.8 -35.8 |
| Last 30 days | 83.6 -38.4 |