Sunspot region AR11313
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/10/06 | 12 | 90 | DAI | S13E65 | |
| 2011/10/07 | 10 | 180 | DAI | S15E52 | |
| 2011/10/08 | 6 | 140 | DSI | S16E39 | |
| 2011/10/09 | 5 | 120 | DSO | S15E28 | |
| 2011/10/10 | 6 | 90 | DSO | S15E13 | |
| 2011/10/11 | 15 | 90 | DAI | S15E01 | |
| 2011/10/12 | 18 | 120 | DAI | S15W13 | |
| 2011/10/13 | 20 | 140 | DSO | S14W25 | |
| 2011/10/14 | 10 | 110 | CSO | S14W38 | |
| 2011/10/15 | 5 | 80 | DSO | S16W52 | |
| 2011/10/16 | 5 | 70 | DSO | S16W64 | |
| 2011/10/17 | 2 | 10 | AXX | S16W78 | |
| 2011/10/18 | 2 | 10 | BXO | S16W81 |
| B | C | M |
|---|---|---|
| 1 | 13 | 1 |
The top 10 solar flares from sunspot region 11313
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.33 | 2011/10/05 | 12:36 | 12:42 | 12:56 | |
| 2 | C8.87 | 2011/10/05 | 10:43 | 11:22 | 11:37 | |
| 3 | C6.44 | 2011/10/10 | 14:30 | 14:35 | 14:37 | |
| 4 | C5.45 | 2011/10/10 | 07:07 | 07:19 | 07:27 | |
| 5 | C3.39 | 2011/10/05 | 07:38 | 07:43 | 07:47 | |
| 6 | C3.23 | 2011/10/13 | 11:29 | 12:23 | 12:55 | |
| 7 | C2.06 | 2011/10/06 | 04:11 | 04:18 | 04:25 | |
| 8 | C2.06 | 2011/10/10 | 11:33 | 11:42 | 11:53 | |
| 9 | C1.74 | 2011/10/07 | 01:14 | 01:21 | 01:30 | |
| 10 | C1.68 | 2011/10/15 | 11:07 | 11:24 | 11:48 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Do the high-resolution sunspot counts point to more complex sunspots? 57Current Farside Activity 371Incoming & Unnumbered Active Regions 154Feb 8-9 CMEs 21AR4366 999
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 135.3 +22.7 |
| Last 30 days | 127.2 +23.7 |