Sunspot region AR10430
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/08/08 | 4 | 10 | BXO | S08W13 | |
| 2003/08/09 | 3 | 20 | CSO | S08W29 | |
| 2003/08/10 | 5 | 40 | DSO | S08W43 | |
| 2003/08/11 | 4 | 30 | CSO | S08W56 | |
| 2003/08/12 | 2 | 20 | BXO | S08W66 | |
| 2003/08/13 | 3 | 50 | CAO | S08W79 |
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Latest forum messages
100 year cycle-Centennial Gleissberg Cycle (CGC) 3Incoming & Unnumbered Active Regions 1804Ask your obscure/"stupid" space weather questions. 373Growth of Cycle 25 832AR4070 11
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121 -13.2 |
| Last 30 days | 114 -22.8 |