Sunspot region AR11147
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/01/16 | 1 | 120 | HRX | N24E80 | |
| 2011/01/17 | 5 | 120 | DSO | N27E65 | |
| 2011/01/18 | 12 | 150 | CSO | N25E52 | |
| 2011/01/19 | 12 | 160 | CSO | N26E37 | |
| 2011/01/20 | 7 | 130 | CSO | N25E22 | |
| 2011/01/21 | 9 | 170 | CSO | N24E09 | |
| 2011/01/22 | 2 | 90 | HSX | N24W07 | |
| 2011/01/23 | 1 | 90 | HSX | N24W22 | |
| 2011/01/24 | 1 | 80 | HSX | N24W36 | |
| 2011/01/25 | 1 | 110 | HSX | N24W49 | |
| 2011/01/26 | 1 | 100 | HSX | N24W65 | |
| 2011/01/27 | 1 | 150 | HSX | N24W77 |
| B | C |
|---|---|
| 29 | 1 |
The top 10 solar flares from sunspot region 11147
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.67 | 2011/01/21 | 15:17 | 15:21 | 15:25 | |
| 2 | B8.19 | 2011/01/17 | 21:45 | 21:51 | 21:59 | |
| 3 | B8.09 | 2011/01/15 | 23:43 | 23:48 | 23:52 | |
| 4 | B5.87 | 2011/01/20 | 14:50 | 14:57 | 15:01 | |
| 5 | B5.72 | 2011/01/17 | 06:26 | 06:34 | 06:42 | |
| 6 | B4.73 | 2011/01/17 | 11:53 | 12:00 | 12:08 | |
| 7 | B4.57 | 2011/01/15 | 22:32 | 22:38 | 22:45 | |
| 8 | B4.05 | 2011/01/17 | 12:49 | 12:55 | 13:07 | |
| 9 | B3.66 | 2011/01/15 | 21:09 | 21:15 | 21:20 | |
| 10 | B3.62 | 2011/01/17 | 13:15 | 13:19 | 13:21 |
Latest news
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/18 | Kp6- (G2) |
| 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 | 83.6 -2.3 |
| Last 30 days | 92.3 +30.4 |
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