Sunspot region AR11166
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/03/03 | 1 | 10 | HRX | N10E77 | |
| 2011/03/04 | 3 | 140 | DSO | N09E65 | |
| 2011/03/05 | 15 | 490 | EAC | N09E55 | |
| 2011/03/06 | 16 | 610 | EKI | N10E41 | |
| 2011/03/07 | 16 | 360 | EKC | N11E27 | |
| 2011/03/08 | 25 | 410 | EKC | N11E12 | |
| 2011/03/09 | 35 | 550 | FKC | N11W01 | |
| 2011/03/10 | 55 | 630 | EKC | N09W12 | |
| 2011/03/11 | 25 | 750 | EKC | N09W26 | |
| 2011/03/12 | 47 | 690 | EKC | N09W39 | |
| 2011/03/13 | 29 | 770 | EKC | N09W52 | |
| 2011/03/14 | 14 | 640 | EKC | N10W65 | |
| 2011/03/15 | 9 | 450 | DAO | N09W78 | |
| 2011/03/16 | 5 | 150 | DAI | N12W91 |
| B | C | M | X |
|---|---|---|---|
| 1 | 25 | 9 | 1 |
The top 10 solar flares from sunspot region 11166
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.14 | 2011/03/09 | 23:13 | 23:23 | 23:29 | |
| 2 | M2.71 | 2011/03/07 | 13:45 | 14:30 | 14:56 | |
| 3 | M2.43 | 2011/03/09 | 10:35 | 11:07 | 11:21 | |
| 4 | M2.43 | 2011/03/09 | 13:17 | 14:02 | 14:13 | |
| 5 | M1.86 | 2011/03/12 | 04:33 | 04:43 | 04:48 | |
| 6 | M1.37 | 2011/03/12 | 15:19 | 15:29 | 15:34 | |
| 7 | M1.34 | 2011/03/09 | 08:23 | 08:55 | 09:06 | |
| 8 | M1.34 | 2011/03/09 | 22:03 | 22:12 | 22:14 | |
| 9 | M1.1 | 2011/03/08 | 23:10 | 23:14 | 23:19 | |
| 10 | M1 | 2011/03/12 | 12:53 | 13:00 | 13:06 |
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/19 | M1.0 |
| Last geomagnetic storm | 2024/04/19 | Kp7 (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |