Sunspot region AR12157
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/09/05 | 12 | 200 | DAI | S13E68 | |
| 2014/09/06 | 14 | 520 | DKC | S14E58 | |
| 2014/09/07 | 17 | 540 | EKC | S14E44 | |
| 2014/09/08 | 27 | 420 | EKC | S14E31 | |
| 2014/09/09 | 37 | 450 | EKC | S14E17 | |
| 2014/09/10 | 39 | 480 | EKC | S14E03 | |
| 2014/09/11 | 45 | 460 | EKC | S14W11 | |
| 2014/09/12 | 34 | 260 | EKC | S14W24 | |
| 2014/09/13 | 53 | 250 | EKC | S14W38 | |
| 2014/09/14 | 26 | 220 | EAI | S14W51 | |
| 2014/09/15 | 17 | 180 | DAI | S15W63 | |
| 2014/09/16 | 5 | 50 | CAI | S15W74 | |
| 2014/09/17 | 5 | 50 | CAI | S15W88 | |
| 2014/09/18 | 5 | 50 | CAI | S15W0* |
2014/09/05
2014/09/06
2014/09/07
2014/09/08
2014/09/09
2014/09/10
2014/09/11
2014/09/12
2014/09/13
2014/09/14
2014/09/15
2014/09/16
2014/09/17
|
2014/09/05
2014/09/06
2014/09/07
2014/09/08
2014/09/09
2014/09/10
2014/09/11
2014/09/12
2014/09/13
2014/09/14
2014/09/15
2014/09/16
2014/09/17
|
| C | M |
|---|---|
| 29 | 5 |
The top 10 solar flares from sunspot region 12157
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.25 | 2014/09/14 | 02:03 | 02:16 | 02:36 | |
| 2 | M1.61 | 2014/09/06 | 16:50 | 17:09 | 17:22 | |
| 3 | M1.37 | 2014/09/12 | 02:07 | 02:24 | 02:32 | |
| 4 | M1.15 | 2014/09/06 | 08:04 | 08:14 | 08:30 | |
| 5 | M1.13 | 2014/09/07 | 19:29 | 19:43 | 19:52 | |
| 6 | C9.63 | 2014/09/05 | 06:16 | 06:54 | 07:18 | |
| 7 | C8.15 | 2014/09/04 | 16:21 | 16:32 | 16:48 | |
| 8 | C7.32 | 2014/09/08 | 00:08 | 00:11 | 00:13 | |
| 9 | C6.78 | 2014/09/06 | 17:44 | 17:48 | 17:53 | |
| 10 | C6.59 | 2014/09/08 | 03:22 | 03:30 | 03:50 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 110.4 +23.9 |