Top 25 sunspot regions of 2020
On this page you will find an overview of the largest sunspot regions of the year 2020. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2020/11/25 | 2786 | 1000 | 6 | CKO | |
| 2 | 2020/11/06 | 2781 | 475 | 13 | EKI | |
| 3 | 2020/10/29 | 2778 | 300 | 8 | EKO | |
| 4 | 2020/12/25 | 2794 | 220 | 1 | HSX | |
| 5 | 2020/12/24 | 2795 | 200 | 4 | DAO | |
| 6 | 2020/12/03 | 2785 | 160 | 1 | HSX | |
| 7 | 2020/08/05 | 2770 | 160 | 3 | CSO | |
| 8 | 2020/10/29 | 2779 | 140 | 7 | DAI | |
| 9 | 2020/06/05 | 2765 | 130 | 3 | CAO | |
| 10 | 2020/07/22 | 2767 | 120 | 1 | HSX | |
| 11 | 2020/12/03 | 2790 | 110 | 6 | HSX | |
| 12 | 2020/11/24 | 2783 | 100 | 4 | CSO | |
| 13 | 2020/01/27 | 2757 | 100 | 2 | CSO | |
| 14 | 2020/10/18 | 2776 | 100 | 6 | CSO | |
| 15 | 2020/12/01 | 2788 | 50 | 1 | AXX | |
| 16 | 2020/10/10 | 2775 | 50 | 5 | CRO | |
| 17 | 2020/11/12 | 2782 | 30 | 6 | CRO | |
| 18 | 2020/11/21 | 2784 | 30 | 2 | CRO | |
| 19 | 2020/01/03 | 2755 | 30 | 4 | BXO | |
| 20 | 2020/08/19 | 2772 | 30 | 5 | CRO | |
| 21 | 2020/04/02 | 2759 | 30 | 2 | HRX | |
| 22 | 2020/12/16 | 2793 | 30 | 2 | CRO | |
| 23 | 2020/07/30 | 2768 | 20 | 1 | HSX | |
| 24 | 2020/01/09 | 2756 | 20 | 3 | BXO | |
| 25 | 2020/03/08 | 2758 | 20 | 3 | CRO |
Latest news
Wednesday, 1 July 2026
X1.1 solar flare, G2 watch
Thursday, 4 June 2026
G3 geomagnetic storm watch for 4 and 5 June
Wednesday, 13 May 2026
Coronal hole faces Earth
Latest forum messages
Internet Outage 5Incoming & Unnumbered Active Regions 569SWL site and app frozen since july 21th 18z 17GoPro tips -which model, what settings etc 11AR4496 2
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Space weather facts
| Last X-flare | 2026/07/04 | X1.3 |
| Last M-flare | 2026/07/22 | M3.6 |
| Last geomagnetic storm | 2026/07/23 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (1%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| June 2026 | 94.4 -7.1 |
| July 2026 | 73.1 -21.3 |
| Last 30 days | 81.3 -25.8 |
This day in history*
Aurora on this day in history
No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
Submit your aurora observation