Sunspot region AR11346
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/11/13 | 1 | 80 | HSX | S17E64 | |
| 2011/11/14 | 2 | 110 | CSO | S21E57 | |
| 2011/11/15 | 3 | 110 | CSO | S18E40 | |
| 2011/11/16 | 5 | 120 | DSO | S18E27 | |
| 2011/11/17 | 6 | 140 | DSO | S18E10 | |
| 2011/11/18 | 3 | 60 | CSO | S18W03 | |
| 2011/11/19 | 7 | 80 | CSO | S17W17 | |
| 2011/11/20 | 6 | 60 | HSX | S18W29 | |
| 2011/11/21 | 3 | 40 | CSO | S18W44 | |
| 2011/11/22 | 3 | 50 | CSO | S17W56 | |
| 2011/11/23 | 5 | 40 | CSO | S16W68 | |
| 2011/11/24 | 3 | 30 | CSO | S15W82 |
| C | M |
|---|---|
| 9 | 1 |
The top 10 solar flares from sunspot region 11346
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.81 | 2011/11/15 | 12:30 | 12:43 | 12:50 | |
| 2 | C8.61 | 2011/11/17 | 07:16 | 07:27 | 07:30 | |
| 3 | C7.29 | 2011/11/16 | 23:40 | 23:48 | 23:57 | |
| 4 | C4.2 | 2011/11/16 | 18:49 | 18:54 | 19:00 | |
| 5 | C4.12 | 2011/11/16 | 13:28 | 13:37 | 13:44 | |
| 6 | C3.84 | 2011/11/17 | 01:30 | 01:33 | 01:35 | |
| 7 | C3.77 | 2011/11/23 | 13:23 | 13:28 | 13:30 | |
| 8 | C2.55 | 2011/11/16 | 00:03 | 00:07 | 00:12 | |
| 9 | C2.36 | 2011/11/16 | 21:37 | 21:43 | 21:49 | |
| 10 | C1.7 | 2011/11/18 | 16:38 | 16:43 | 16:50 |
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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 | 74.8 -3.4 |
| Last 30 days | 52.1 -75.8 |