Sunspot region AR8277
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/07/21 | 6 | 20 | CRO | S13W26 | |
| 1998/07/22 | 12 | 100 | CSO | S13W41 | |
| 1998/07/23 | 9 | 110 | DAO | S14W54 | |
| 1998/07/24 | 4 | 50 | CAO | S16W67 | |
| 1998/07/25 | 1 | 40 | AXX | S14W84 |
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
Growth of Cycle 25 832AR4070 11Unspecified geomagnetic activity 2316The magnetic latitude problem 9Filaments and prominences 92
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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 |