Top 25 sunspot regions of 2017
On this page you will find an overview of the largest sunspot regions of the year 2017. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2017/09/09 | 2673 | 1060 | 19 | DKC | |
| 2 | 2017/09/04 | 2674 | 930 | 21 | FHC | |
| 3 | 2017/07/10 | 2665 | 710 | 21 | EKC | |
| 4 | 2017/04/04 | 2645 | 700 | 35 | EKC | |
| 5 | 2017/04/04 | 2644 | 520 | 12 | FKC | |
| 6 | 2017/08/22 | 2671 | 430 | 18 | FKC | |
| 7 | 2017/10/04 | 2683 | 330 | 4 | CKO | |
| 8 | 2017/08/23 | 2672 | 270 | 10 | DAO | |
| 9 | 2017/05/29 | 2659 | 220 | 10 | DAO | |
| 10 | 2017/01/24 | 2628 | 220 | 8 | DSO | |
| 11 | 2017/01/26 | 2629 | 220 | 7 | DAO | |
| 12 | 2017/06/03 | 2661 | 200 | 9 | DAO | |
| 13 | 2017/09/26 | 2682 | 200 | 1 | HAX | |
| 14 | 2017/06/14 | 2662 | 170 | 1 | HSX | |
| 15 | 2017/08/03 | 2670 | 160 | 2 | CSO | |
| 16 | 2017/12/25 | 2692 | 160 | 12 | EAI | |
| 17 | 2017/02/23 | 2638 | 150 | 7 | DSO | |
| 18 | 2017/04/24 | 2651 | 150 | 8 | CSO | |
| 19 | 2017/01/15 | 2626 | 140 | 2 | HSX | |
| 20 | 2017/09/13 | 2680 | 140 | 1 | HSX | |
| 21 | 2017/09/27 | 2681 | 120 | 7 | CSO | |
| 22 | 2017/01/23 | 2627 | 110 | 11 | DAI | |
| 23 | 2017/02/11 | 2635 | 110 | 8 | DAI | |
| 24 | 2017/04/23 | 2653 | 100 | 2 | HAX | |
| 25 | 2017/03/01 | 2641 | 100 | 6 | CAO |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Latest forum messages
AR 13932 64jsoc 662024/12/23 CME by AR 13932's M8.9 flare. 7Changelog/Featurelog 163Incoming & Unnumbered Active Regions 1366
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M1.3 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 110.7 -41.8 |
| Last 30 days | 117.3 -41.4 |