Sunspot region AR11452
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/03 | 2 | 30 | DSO | N19E47 | |
| 2012/04/04 | 3 | 30 | DSO | N18E33 | |
| 2012/04/05 | 6 | 40 | DSI | N18E19 | |
| 2012/04/06 | 5 | 30 | DRO | N18E05 | |
| 2012/04/07 | 4 | 30 | CRO | N18W08 | |
| 2012/04/08 | 4 | 10 | BXO | N17W23 | |
| 2012/04/09 | 4 | 10 | BXO | N17W37 | |
| 2012/04/10 | 3 | 10 | BXO | N18W51 | |
| 2012/04/11 | 2 | 5 | AXX | N18W65 |
| B | C |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 11452
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.55 | 2012/04/07 | 16:59 | 17:08 | 17:15 | |
| 2 | B5.22 | 2012/04/08 | 02:49 | 02:54 | 03:01 | |
| 3 | B4.15 | 2012/04/07 | 00:21 | 00:26 | 00:35 | |
| 4 | B2.92 | 2012/04/07 | 08:22 | 08:27 | 08:35 |
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |