Sunspot region AR12674
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2017/08/30 | 1 | 260 | DKO | N11E70 | |
| 2017/08/31 | 5 | 490 | EKO | N14E64 | |
| 2017/09/01 | 10 | 770 | EHO | N13E53 | |
| 2017/09/02 | 15 | 770 | FHI | N13E38 | |
| 2017/09/03 | 18 | 810 | FHC | N14E25 | |
| 2017/09/04 | 21 | 930 | FHC | N14E12 | |
| 2017/09/05 | 34 | 740 | FHI | N14W01 | |
| 2017/09/06 | 23 | 680 | FHI | N14W14 | |
| 2017/09/07 | 10 | 680 | FKI | N14W28 | |
| 2017/09/08 | 13 | 600 | FKO | N14W41 | |
| 2017/09/09 | 9 | 650 | FKO | N13W54 | |
| 2017/09/10 | 7 | 560 | FKO | N13W67 | |
| 2017/09/11 | 4 | 300 | FKO | N13W80 | |
| 2017/09/12 | 2 | 30 | HRX | N16W91 | |
| 2017/09/13 | 2 | 30 | HRX | N16W0* |
2017/08/30
2017/08/31
2017/09/01
2017/09/02
2017/09/03
2017/09/04
2017/09/05
2017/09/06
2017/09/07
2017/09/08
2017/09/09
2017/09/10
2017/09/11
2017/09/12
|
2017/08/30
2017/08/31
2017/09/01
2017/09/02
2017/09/03
2017/09/04
2017/09/05
2017/09/06
2017/09/07
2017/09/08
2017/09/09
2017/09/10
2017/09/11
2017/09/12
|
| B | C |
|---|---|
| 18 | 15 |
The top 10 solar flares from sunspot region 12674
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.52 | 2017/08/30 | 18:38 | 18:45 | 18:50 | |
| 2 | C4.02 | 2017/08/29 | 02:55 | 03:00 | 03:07 | |
| 3 | C2.92 | 2017/09/01 | 15:31 | 15:37 | 15:41 | |
| 4 | C2.08 | 2017/09/01 | 23:44 | 23:51 | 23:59 | |
| 5 | C1.95 | 2017/08/30 | 08:31 | 08:35 | 08:37 | |
| 6 | C1.9 | 2017/08/30 | 22:20 | 23:11 | 23:19 | |
| 7 | C1.68 | 2017/09/02 | 02:22 | 02:30 | 02:35 | |
| 8 | C1.63 | 2017/09/04 | 02:18 | 02:22 | 02:29 | |
| 9 | C1.5 | 2017/09/02 | 03:02 | 03:06 | 03:26 | |
| 10 | C1.5 | 2017/08/29 | 06:16 | 06:21 | 06:29 |
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 145.3 +15.5 |
| Last 30 days | 132.1 -0.4 |