Sunspot region AR11185
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/04/05 | 1 | 50 | HSX | N23E62 | |
| 2011/04/06 | 5 | 100 | CSO | N23E50 | |
| 2011/04/07 | 5 | 70 | CSO | N22E38 | |
| 2011/04/08 | 6 | 50 | CSO | N24E24 | |
| 2011/04/09 | 14 | 20 | CSO | N20E14 | |
| 2011/04/10 | 9 | 30 | CSO | N18E15 | |
| 2011/04/11 | 15 | 60 | DSI | N17W08 | |
| 2011/04/12 | 17 | 60 | DRI | N17W21 | |
| 2011/04/13 | 10 | 40 | CSO | N16W34 | |
| 2011/04/14 | 10 | 30 | CAO | N16W48 | |
| 2011/04/15 | 2 | 20 | HRX | N16W65 | |
| 2011/04/16 | 1 | 10 | AXX | N14W79 |
| B | C |
|---|---|
| 1 | 15 |
The top 10 solar flares from sunspot region 11185
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.35 | 2011/04/16 | 16:34 | 16:53 | 17:08 | |
| 2 | C2.61 | 2011/04/16 | 09:00 | 09:07 | 09:12 | |
| 3 | C2.42 | 2011/04/16 | 23:16 | 23:25 | 23:30 | |
| 4 | C2.38 | 2011/04/14 | 12:26 | 12:29 | 12:32 | |
| 5 | C2.06 | 2011/04/17 | 14:08 | 14:15 | 14:23 | |
| 6 | C2.05 | 2011/04/16 | 04:01 | 04:08 | 04:17 | |
| 7 | C2 | 2011/04/13 | 10:37 | 10:41 | 10:45 | |
| 8 | C1.42 | 2011/04/16 | 19:59 | 20:17 | 20:28 | |
| 9 | C1.36 | 2011/04/06 | 15:46 | 15:49 | 15:52 | |
| 10 | C1.33 | 2011/04/16 | 10:32 | 10:36 | 10:40 |
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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 | 125 +39.1 |
| Last 30 days | 98.7 +39 |
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