Sunspot region AR11377
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/12/15 | 4 | 60 | DRO | N12E43 | |
| 2011/12/16 | 8 | 70 | DSO | N11E29 | |
| 2011/12/17 | 9 | 70 | DSO | N12E15 | |
| 2011/12/18 | 9 | 50 | DSO | N12E03 | |
| 2011/12/19 | 4 | 40 | DAO | N12W11 | |
| 2011/12/20 | 3 | 20 | CRO | N13W24 | |
| 2011/12/21 | 3 | 10 | BXO | N12W40 |
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 11377
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B7.08 | 2011/12/16 | 08:14 | 08:20 | 08:27 |
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
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Latest alerts
22:51 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.1)
21:57 UTC - Solar flare
Moderate M1.45 flare from sunspot region 4048
21:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.11)
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Moderate M1.79 flare
Friday, 28 March 2025
23:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.04)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/28 | M1.7 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 128.3 -26.4 |
| Last 30 days | 128.3 -23.7 |