Sunspot region AR11471
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/29 | 2 | 120 | HSX | S23E70 | |
| 2012/04/30 | 5 | 260 | CHO | S23E57 | |
| 2012/05/01 | 4 | 320 | EHO | S22E45 | |
| 2012/05/02 | 9 | 310 | EHO | S21E34 | |
| 2012/05/03 | 8 | 320 | EHO | S21E19 | |
| 2012/05/04 | 7 | 300 | CKO | S19E02 | |
| 2012/05/05 | 7 | 300 | HHX | S19W10 | |
| 2012/05/06 | 8 | 150 | DAO | S19W24 | |
| 2012/05/07 | 8 | 210 | DAO | S19W36 | |
| 2012/05/08 | 8 | 210 | DSO | S19W50 | |
| 2012/05/09 | 3 | 120 | CSO | S22W60 | |
| 2012/05/10 | 1 | 110 | HSX | S21W78 | |
| 2012/05/11 | 1 | 90 | HSX | S22W91 |
| B | C | M |
|---|---|---|
| 1 | 10 | 1 |
The top 10 solar flares from sunspot region 11471
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.77 | 2012/05/07 | 14:03 | 14:31 | 14:52 | |
| 2 | C8.11 | 2012/04/30 | 10:21 | 10:26 | 10:32 | |
| 3 | C3.53 | 2012/04/30 | 09:13 | 09:17 | 09:21 | |
| 4 | C3.48 | 2012/04/30 | 02:53 | 02:59 | 03:02 | |
| 5 | C2.18 | 2012/05/04 | 14:46 | 14:50 | 14:57 | |
| 6 | C1.83 | 2012/04/30 | 14:30 | 14:36 | 14:41 | |
| 7 | C1.76 | 2012/05/05 | 20:37 | 21:14 | 21:17 | |
| 8 | C1.65 | 2012/05/07 | 10:28 | 10:33 | 10:37 | |
| 9 | C1.44 | 2012/04/29 | 13:58 | 14:08 | 14:15 | |
| 10 | C1.25 | 2012/04/30 | 06:02 | 06:06 | 06:10 |
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Whitehorse, YT, Yellowknife, NTAnchorage, AK, Fairbanks, AK, Utqiagvik, AK
Latest news
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
Saturday, 22 March 2025
23:45 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 23:37 UTC
Strong G3 geomagnetic storm watch for 23 March
Yesterday around 16 UTC an M1.2 solar flare took place around sunspot region 4028. The solar flare triggered a filament eruption which erupted from the center of the earth-facing solar disk.
12:18 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 75GW at 13:10 UTC
03:45 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 03:35 UTC
03:15 UTC - Geomagnetic activity
Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 02:59 UTC
Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/21 | M1.2 |
| Last geomagnetic storm | 2025/03/22 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 142 -12.6 |
| Last 30 days | 141.3 -10.4 |