Sunspot region AR10028
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/07/09 | 1 | 20 | HRX | S17E42 | |
| 2002/07/10 | 1 | 10 | HRX | S16E26 | |
| 2002/07/11 | 2 | 10 | BXO | S16E12 | |
| 2002/07/12 | 4 | 20 | CRO | S16W01 | |
| 2002/07/13 | 2 | 0 | BXO | S16W14 | |
| 2002/07/15 | 2 | 10 | AXX | S16W40 | |
| 2002/07/16 | 5 | 20 | BXO | S16W59 | |
| 2002/07/17 | 3 | 30 | CSO | S17W71 | |
| 2002/07/18 | 1 | 140 | HSX | S15W86 |
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
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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 | 126.2 -8 |
| Last 30 days | 125.9 -2.4 |