Sunspot region AR11218
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/05/19 | 1 | 0 | AXX | S16E66 | |
| 2011/05/20 | 2 | 10 | BXO | S15E54 | |
| 2011/05/21 | 1 | 10 | AXX | S16E40 | |
| 2011/05/22 | 1 | 10 | AXX | S15E28 | |
| 2011/05/23 | 1 | 10 | AXX | S16E14 |
| B | C |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 11218
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.7 | 2011/05/18 | 12:48 | 12:59 | 13:07 | |
| 2 | B3.57 | 2011/05/18 | 05:25 | 05:33 | 05:44 | |
| 3 | B3.06 | 2011/05/18 | 11:57 | 12:01 | 12:03 | |
| 4 | B2.98 | 2011/05/19 | 09:38 | 09:39 | 09:40 | |
| 5 | B2.44 | 2011/05/25 | 03:41 | 04:30 | 04:57 | |
| 6 | B1.54 | 2011/05/26 | 00:21 | 00:25 | 00:28 |
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| Last M-flare | 2026/02/05 | M1.3 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 141.3 +17.3 |
| Last 30 days | 123.1 +14.7 |