Top 25 sunspot regions of 2018
On this page you will find an overview of the largest sunspot regions of the year 2018. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2018/02/11 | 2699 | 240 | 25 | DAI | |
| 2 | 2018/06/22 | 2715 | 160 | 13 | DAO | |
| 3 | 2018/04/23 | 2706 | 130 | 10 | DAO | |
| 4 | 2018/08/26 | 2720 | 100 | 7 | DAO | |
| 5 | 2018/05/29 | 2712 | 80 | 10 | CSI | |
| 6 | 2018/06/22 | 2713 | 70 | 8 | DSO | |
| 7 | 2018/05/25 | 2711 | 60 | 6 | CAI | |
| 8 | 2018/11/18 | 2727 | 60 | 3 | CAO | |
| 9 | 2018/12/07 | 2729 | 50 | 7 | CRO | |
| 10 | 2018/06/20 | 2714 | 40 | 5 | CAO | |
| 11 | 2018/08/24 | 2719 | 40 | 5 | CRO | |
| 12 | 2018/01/17 | 2696 | 30 | 3 | CRO | |
| 13 | 2018/02/27 | 2700 | 30 | 6 | CRO | |
| 14 | 2018/04/13 | 2704 | 30 | 3 | BXO | |
| 15 | 2018/10/01 | 2723 | 30 | 4 | DRO | |
| 16 | 2018/05/05 | 2708 | 30 | 3 | CRO | |
| 17 | 2018/01/05 | 2693 | 20 | 3 | CRO | |
| 18 | 2018/05/22 | 2710 | 20 | 2 | CRO | |
| 19 | 2018/11/25 | 2728 | 20 | 4 | BXO | |
| 20 | 2018/08/18 | 2718 | 20 | 1 | HRX | |
| 21 | 2018/10/13 | 2724 | 20 | 1 | HRX | |
| 22 | 2018/05/09 | 2709 | 10 | 2 | AXX | |
| 23 | 2018/10/14 | 2725 | 10 | 1 | AXX | |
| 24 | 2018/11/13 | 2726 | 10 | 5 | BXO | |
| 25 | 2018/01/09 | 2694 | 10 | 3 | BXO |
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 81Incoming & Unnumbered Active Regions 1244The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580AR13889 150
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 | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |