Sunspot region AR8512
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/09 | 4 | 10 | BXO | S27E52 | |
| 1999/04/10 | 6 | 60 | CSO | S28E38 | |
| 1999/04/11 | 7 | 60 | DAO | S27E25 | |
| 1999/04/12 | 6 | 50 | DAO | S27E12 | |
| 1999/04/13 | 5 | 30 | CSO | S28W02 | |
| 1999/04/14 | 6 | 30 | CSO | S27W17 | |
| 1999/04/15 | 3 | 30 | CAO | S27W31 | |
| 1999/04/16 | 1 | 0 | AXX | S27W44 | |
| 1999/04/17 | 1 | 0 | AXX | S27W55 | |
| 1999/04/18 | 1 | 10 | HSX | S24W69 | |
| 1999/04/19 | 1 | 10 | AXX | S27W82 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
AR4419 25Coronal Holes 42/44 1Current Farside Activity 456Space Weather Watch App 15Filaments and prominences 545
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 89.7 +3.8 |
| Last 30 days | 93.4 +33.3 |
