Sunspot region AR11427
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/03/02 | 3 | 20 | CRO | N15W01 | |
| 2012/03/03 | 3 | 20 | CRO | N15W16 | |
| 2012/03/04 | 3 | 20 | CRO | N15W31 | |
| 2012/03/05 | 2 | 10 | BXO | N15W45 |
| B | C |
|---|---|
| 1 | 4 |
The top 5 solar flares from sunspot region 11427
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.65 | 2012/03/04 | 17:24 | 17:31 | 17:35 | |
| 2 | C1.89 | 2012/03/03 | 03:01 | 03:08 | 03:11 | |
| 3 | C1.31 | 2012/02/29 | 22:34 | 22:40 | 22:51 | |
| 4 | C1.21 | 2012/02/29 | 21:15 | 21:22 | 21:28 | |
| 5 | B7.82 | 2012/03/01 | 08:52 | 10:10 | 11:16 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 74.4 -3.8 |
| Last 30 days | 51.7 -77.2 |