Sunspot region AR11455
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/12 | 6 | 30 | CAO | N07E08 | |
| 2012/04/13 | 13 | 70 | DAI | N06W05 | |
| 2012/04/14 | 15 | 130 | DAI | N07W19 | |
| 2012/04/15 | 18 | 150 | DAI | N06W34 | |
| 2012/04/16 | 19 | 170 | DSI | N05W46 | |
| 2012/04/17 | 16 | 200 | FSI | N06W59 | |
| 2012/04/18 | 3 | 30 | CAO | N05W78 |
| B | C |
|---|---|
| 6 | 3 |
The top 9 solar flares from sunspot region 11455
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.39 | 2012/04/14 | 00:35 | 00:47 | 01:02 | |
| 2 | C1.38 | 2012/04/17 | 22:07 | 22:25 | 22:38 | |
| 3 | C1.07 | 2012/04/17 | 11:15 | 11:29 | 11:50 | |
| 4 | B7.85 | 2012/04/13 | 05:02 | 05:07 | 05:12 | |
| 5 | B7.25 | 2012/04/14 | 08:05 | 08:11 | 08:18 | |
| 6 | B7.12 | 2012/04/12 | 08:09 | 08:48 | 09:17 | |
| 7 | B6.67 | 2012/04/12 | 09:29 | 09:32 | 09:34 | |
| 8 | B4.33 | 2012/04/13 | 14:34 | 14:38 | 14:47 | |
| 9 | B3.69 | 2012/04/11 | 10:23 | 10:30 | 10:39 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/29 | M1.6 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 126.5 -7.7 |
| Last 30 days | 127.3 +0.3 |