Sunspot region AR8575
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/06/07 | 2 | 0 | AXX | N13E32 | |
| 1999/06/08 | 3 | 30 | CRO | N14E23 | |
| 1999/06/09 | 4 | 10 | BXO | N14E07 | |
| 1999/06/10 | 2 | 10 | BXO | N13W07 | |
| 1999/06/11 | 3 | 10 | BXO | N14W18 | |
| 1999/06/12 | 5 | 10 | CRO | N13W31 | |
| 1999/06/13 | 6 | 10 | BXO | N14W45 | |
| 1999/06/14 | 3 | 10 | BXO | N14W57 | |
| 1999/06/15 | 2 | 0 | BXO | N15W71 | |
| 1999/06/16 | 1 | 40 | HSX | N16W85 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 241Do the high-resolution sunspot counts point to more complex sunspots? 39Incoming & Unnumbered Active Regions 141Space Weather Memes 780Current Farside Activity 350
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Space weather facts
| Last X-flare | 2026/02/01 | X1.0 |
| Last M-flare | 2026/02/01 | M1.8 |
| 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 |