Sunspot region AR11520
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/07/08 | 14 | 510 | FHC | S15E54 | |
| 2012/07/09 | 23 | 1070 | FHC | S15E43 | |
| 2012/07/10 | 57 | 1320 | FKC | S17E33 | |
| 2012/07/11 | 60 | 1370 | FKC | S16E19 | |
| 2012/07/12 | 48 | 1320 | FKC | S17E06 | |
| 2012/07/13 | 53 | 1460 | FKC | S16W09 | |
| 2012/07/14 | 33 | 920 | FKC | S16W23 | |
| 2012/07/15 | 34 | 990 | FKC | S17W35 | |
| 2012/07/16 | 35 | 960 | FKC | S17W48 | |
| 2012/07/17 | 12 | 430 | FKC | S16W58 | |
| 2012/07/18 | 8 | 590 | EKO | S17W75 | |
| 2012/07/19 | 5 | 300 | EKO | S17W89 |
| C | M | X |
|---|---|---|
| 25 | 6 | 2 |
The top 10 solar flares from sunspot region 11520
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.03 | 2012/07/12 | 15:37 | 16:49 | 17:30 | |
| 2 | X1.12 | 2012/07/19 | 04:17 | 05:58 | 06:56 | |
| 3 | M3.01 | 2012/07/10 | 06:05 | 06:27 | 06:47 | |
| 4 | M2.55 | 2012/07/17 | 12:03 | 17:15 | 19:04 | |
| 5 | M2.48 | 2012/07/10 | 04:58 | 05:14 | 05:31 | |
| 6 | M1.63 | 2012/07/09 | 23:03 | 23:07 | 23:11 | |
| 7 | M1.46 | 2012/07/07 | 08:18 | 08:28 | 08:39 | |
| 8 | M1.27 | 2012/07/08 | 17:29 | 17:34 | 17:47 | |
| 9 | C9.49 | 2012/07/08 | 19:21 | 19:24 | 19:28 | |
| 10 | C9.11 | 2012/07/16 | 19:19 | 20:03 | 20:43 |
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.4 +13.7 |