Sunspot region AR11302
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/09/23 | 2 | 480 | EKI | N11E74 | |
| 2011/09/24 | 10 | 840 | EKC | N13E59 | |
| 2011/09/25 | 12 | 1300 | FKC | N12E47 | |
| 2011/09/26 | 18 | 980 | EKC | N12E36 | |
| 2011/09/27 | 25 | 950 | EKC | N13E23 | |
| 2011/09/28 | 26 | 980 | FKC | N13E08 | |
| 2011/09/29 | 37 | 1070 | FKC | N13W04 | |
| 2011/09/30 | 23 | 750 | FKC | N13W16 | |
| 2011/10/01 | 25 | 750 | FKC | N13W29 | |
| 2011/10/02 | 16 | 700 | FKC | N16W41 | |
| 2011/10/03 | 14 | 410 | FKC | N16W55 | |
| 2011/10/04 | 10 | 320 | FKO | N13W69 | |
| 2011/10/05 | 7 | 240 | DSO | N13W85 |
| C | M | X |
|---|---|---|
| 29 | 21 | 4 |
The top 10 solar flares from sunspot region 11302
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.74 | 2011/09/24 | 09:21 | 09:40 | 09:48 | |
| 2 | X2.14 | 2011/09/22 | 10:29 | 11:01 | 11:44 | |
| 3 | X1.07 | 2011/09/25 | 04:31 | 04:50 | 05:05 | |
| 4 | X1.02 | 2011/09/24 | 12:33 | 13:20 | 14:10 | |
| 5 | M8.37 | 2011/09/24 | 20:29 | 20:36 | 20:42 | |
| 6 | M6.43 | 2011/09/25 | 02:27 | 02:33 | 02:37 | |
| 7 | M5.85 | 2011/09/26 | 05:06 | 05:08 | 05:13 | |
| 8 | M5.39 | 2011/09/25 | 15:26 | 15:33 | 15:38 | |
| 9 | M4.56 | 2011/09/24 | 17:19 | 17:25 | 17:31 | |
| 10 | M4.54 | 2011/09/25 | 08:46 | 08:49 | 08:52 |
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 | 2026/02/08 | 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 |