Sunspot region AR12172
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/09/21 | 1 | 30 | HRX | S09E75 | |
| 2014/09/22 | 10 | 320 | EKC | S11E63 | |
| 2014/09/23 | 11 | 430 | EKC | S11E50 | |
| 2014/09/24 | 17 | 570 | EKC | S11E36 | |
| 2014/09/25 | 16 | 440 | EKC | S10E24 | |
| 2014/09/26 | 29 | 450 | EKC | S11E09 | |
| 2014/09/27 | 55 | 500 | EKC | S11W05 | |
| 2014/09/28 | 55 | 500 | EKC | S11W05 | |
| 2014/09/29 | 56 | 490 | FKC | S12W31 | |
| 2014/09/30 | 28 | 510 | FHC | S12W43 | |
| 2014/10/01 | 14 | 320 | FKC | S10W57 | |
| 2014/10/02 | 13 | 200 | FAO | S09W69 | |
| 2014/10/03 | 4 | 150 | ESO | S08W82 | |
| 2014/10/04 | 1 | 10 | AXX | S08W91 | |
| 2014/10/05 | 1 | 10 | AXX | S08W0* |
2014/09/21
2014/09/22
2014/09/23
2014/09/24
2014/09/25
2014/09/26
2014/09/27
2014/09/28
2014/09/29
2014/09/30
2014/10/01
2014/10/02
2014/10/03
2014/10/04
|
2014/09/21
2014/09/22
2014/09/23
2014/09/24
2014/09/25
2014/09/26
2014/09/27
2014/09/28
2014/09/29
2014/09/30
2014/10/01
2014/10/02
2014/10/03
2014/10/04
|
| C | M |
|---|---|
| 18 | 2 |
The top 10 solar flares from sunspot region 12172
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M3.32 | 2014/09/23 | 23:03 | 23:16 | 23:28 | |
| 2 | M2.27 | 2014/10/02 | 17:10 | 17:44 | 18:15 | |
| 3 | C9.96 | 2014/09/24 | 17:45 | 17:50 | 17:52 | |
| 4 | C9.57 | 2014/10/01 | 02:40 | 03:06 | 03:48 | |
| 5 | C8.21 | 2014/10/03 | 03:58 | 04:20 | 04:37 | |
| 6 | C6.05 | 2014/09/26 | 13:50 | 13:54 | 13:56 | |
| 7 | C4.92 | 2014/09/28 | 01:09 | 01:16 | 01:28 | |
| 8 | C4.68 | 2014/10/03 | 00:05 | 00:08 | 00:12 | |
| 9 | C4.15 | 2014/09/28 | 10:55 | 10:59 | 11:02 | |
| 10 | C3.88 | 2014/09/27 | 19:19 | 19:51 | 20:01 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 144.3 +52.5 |
| Last 30 days | 107.5 +8.8 |