Top 25 sunspot regions of 2021

On this page you will find an overview of the largest sunspot regions of the year 2021. This page is updated daily. Sunspot information comes from the NOAA SWPC.

		Region	Size	Number of sunspots	Class Spot
1	2021/07/01	2835	770	20	EKC
2	2021/12/30	2916	640	14	ESI
3	2021/09/08	2866	500	15	DKC
4	2021/10/24	2887	440	14	DKI
5	2021/09/29	2880	390	18	DKC
6	2021/10/29	2891	350	16	DKI
7	2021/08/28	2860	340	27	EKI
8	2021/12/18	2907	310	24	DKI
9	2021/09/21	2871	310	8	DKO
10	2021/12/30	2921	300	2	DSO
11	2021/12/15	2908	300	6	DKO
12	2021/09/08	2868	300	17	DHI
13	2021/05/27	2826	280	9	DKO
14	2021/10/09	2882	280	4	DHO
15	2021/12/25	2918	280	17	DKI
16	2021/05/26	2824	250	5	CSO
17	2021/11/29	2900	240	11	DAO
18	2021/10/13	2884	230	2	AXX
19	2021/09/07	2864	220	10	CSO
20	2021/12/17	2909	210	6	DSO
21	2021/03/18	2810	200	2	HAX
22	2021/09/30	2877	200	13	DAO
23	2021/02/25	2804	190	10	DSI
24	2021/05/11	2822	190	9	DAO
25	2021/10/19	2886	185	1	HSX

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Oulu, Rovaniemi, Sodankylä, Utsjoki
Reykjavik
Kirkenes, Tromsø
Arkhangelsk, Murmansk, Norilsk, Vorkuta
Kiruna, Luleå

The solar wind speed is currently moderately high (585.04 km/sec.)

The Disturbance Storm Time index predicts moderate storm conditions right now (-59nT)

The maximum X-ray flux of the past two hours is:

C5.68

Latest news

Wednesday, 5 November 2025

High solar activity and a coronal hole!

Tuesday, 4 November 2025

Latest forum messages

Coronal Hole 94 and CMEs from 03.11, 04.11 92 Sunspot region 4274 265 SDO Magnetogram 24 Solar Flare Probability Calculation 2 AR 14276 3

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