Sunspot region AR10721
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/01/17 | 2 | 20 | CSO | S03E14 | |
| 2005/01/18 | 1 | 0 | AXX | S03E02 |
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Whitehorse, YTAnchorage, AK, Fairbanks, AK, Utqiagvik, AK
Latest news
Wednesday, 5 March 2025
Coronal hole faces Earth
Sunday, 23 February 2025
X2.0 solar flare from sunspot region 4001
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Latest forum messages
AR 4019 4Filaments and prominences 717Coronal Hole 21 39IP cameras for sky surveillance 51Incoming & Unnumbered Active Regions 1610
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Latest alerts
Sunday, 9 March 2025
10:45 UTC - Geomagnetic activity
Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 10:40 UTC
Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/07 | M1.6 |
| Last geomagnetic storm | 2025/03/09 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 115 -39.6 |
| Last 30 days | 138.5 -8.6 |