Sunspot region AR11466
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/23 | 11 | 60 | CSO | N12E29 | |
| 2012/04/24 | 14 | 120 | DAO | N11E14 | |
| 2012/04/25 | 8 | 190 | DSO | N12E01 | |
| 2012/04/26 | 8 | 150 | DAO | N11W12 | |
| 2012/04/27 | 9 | 90 | CSI | N12W26 | |
| 2012/04/28 | 8 | 90 | CSO | N11W38 | |
| 2012/04/29 | 6 | 70 | CSO | N12W51 | |
| 2012/04/30 | 6 | 140 | DSO | N13W65 | |
| 2012/05/01 | 3 | 190 | DSO | N12W80 | |
| 2012/05/02 | 4 | 100 | DSO | N10W90 |
| C | M |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 11466
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.57 | 2012/04/27 | 08:15 | 08:24 | 08:29 | |
| 2 | C2.69 | 2012/04/27 | 23:56 | 00:11 | 00:31 | |
| 3 | C2.54 | 2012/04/29 | 00:52 | 00:55 | 00:57 | |
| 4 | C1.57 | 2012/04/28 | 13:45 | 14:14 | 14:34 | |
| 5 | C1.35 | 2012/04/27 | 04:54 | 05:01 | 05:09 | |
| 6 | C1.04 | 2012/04/28 | 12:12 | 12:15 | 12:18 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| April 2026 | 121 +35.1 |
| Last 30 days | 101.1 +44.7 |
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