Sunspot region AR11105
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/09/03 | 4 | 10 | BXO | N19W09 | |
| 2010/09/04 | 8 | 30 | BXO | N18W22 | |
| 2010/09/05 | 20 | 70 | DRI | N18W36 | |
| 2010/09/06 | 26 | 130 | DRI | N19W52 | |
| 2010/09/07 | 14 | 150 | CAI | N19W64 | |
| 2010/09/08 | 6 | 40 | HAX | N19W77 | |
| 2010/09/09 | 1 | 10 | AXX | N19W90 |
| B | C |
|---|---|
| 13 | 2 |
The top 10 solar flares from sunspot region 11105
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.74 | 2010/09/08 | 23:05 | 23:33 | 00:10 | |
| 2 | C3.55 | 2010/09/06 | 14:54 | 14:59 | 15:01 | |
| 3 | B7.55 | 2010/09/05 | 14:48 | 14:58 | 15:08 | |
| 4 | B5.92 | 2010/09/10 | 07:15 | 07:23 | 07:27 | |
| 5 | B4.86 | 2010/09/05 | 02:11 | 02:16 | 02:21 | |
| 6 | B4.62 | 2010/09/06 | 16:05 | 16:27 | 16:41 | |
| 7 | B4.46 | 2010/09/05 | 01:19 | 01:23 | 01:27 | |
| 8 | B3.97 | 2010/09/04 | 22:04 | 22:08 | 22:11 | |
| 9 | B3.55 | 2010/09/03 | 14:38 | 15:18 | 15:51 | |
| 10 | B3.41 | 2010/09/05 | 07:00 | 07:15 | 07:22 |
Latest news
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/27 | M1.0 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| 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 | 85 -0.9 |
| Last 30 days | 90.9 +8.3 |
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