Sunspot region AR11108
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/09/17 | 5 | 290 | CKO | S28E69 | |
| 2010/09/18 | 5 | 280 | EHO | S28E59 | |
| 2010/09/19 | 8 | 370 | ESO | S28E49 | |
| 2010/09/20 | 13 | 420 | FHO | S30E36 | |
| 2010/09/21 | 11 | 380 | FKO | S30E24 | |
| 2010/09/22 | 5 | 270 | FHO | S30E14 | |
| 2010/09/23 | 2 | 340 | HHX | S30W09 | |
| 2010/09/24 | 2 | 260 | HKX | S30W22 | |
| 2010/09/25 | 2 | 280 | HKX | S30W34 | |
| 2010/09/26 | 2 | 210 | HHX | S31W46 | |
| 2010/09/27 | 2 | 220 | HSX | S31W58 | |
| 2010/09/28 | 1 | 230 | HSX | S30W72 | |
| 2010/09/29 | 1 | 140 | HSX | S30W83 |
| B | C |
|---|---|
| 7 | 2 |
The top 9 solar flares from sunspot region 11108
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.82 | 2010/09/17 | 01:17 | 01:22 | 01:25 | |
| 2 | C1.26 | 2010/09/15 | 17:08 | 17:15 | 17:21 | |
| 3 | B7.77 | 2010/09/17 | 00:14 | 00:17 | 00:19 | |
| 4 | B5.08 | 2010/09/19 | 06:38 | 07:16 | 08:04 | |
| 5 | B4.87 | 2010/09/16 | 18:58 | 19:03 | 19:06 | |
| 6 | B4.78 | 2010/09/16 | 13:52 | 14:00 | 14:04 | |
| 7 | B2.95 | 2010/09/28 | 02:37 | 02:41 | 02:43 | |
| 8 | B2.88 | 2010/09/18 | 12:44 | 12:48 | 12:51 | |
| 9 | B2.6 | 2010/09/28 | 02:44 | 02:47 | 02:49 |
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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 | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 118.8 +32.8 |
| Last 30 days | 102.1 +47 |
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