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.

RegionSize Number of
sunspots
Class Magn. Class Spot
12018/02/11269924025DAI
22018/06/22271516013DAO
32018/04/23270613010DAO
42018/08/2627201007DAO
52018/05/2927128010CSI
62018/06/222713708DSO
72018/05/252711606CAI
82018/11/182727603CAO
92018/12/072729507CRO
102018/06/202714405CAO
112018/08/242719405CRO
122018/10/012723304DRO
132018/05/052708303CRO
142018/01/172696303CRO
152018/02/272700306CRO
162018/04/132704303BXO
172018/10/132724201HRX
182018/01/052693203CRO
192018/05/222710202CRO
202018/11/252728204BXO
212018/08/182718201HRX
222018/04/222707101AXX
232018/05/092709102AXX
242018/10/142725101AXX
252018/11/132726105BXO

Latest news

Support 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!

23%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/03/23X1.1
Last M-flare2024/03/28M6.1
Last geomagnetic storm2024/03/25Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2024124.7 +1.7

This day in history*

Solar flares
12024M7.0
22001M6.17
32024M6.1
42000M4.46
52022M4.0
ApG
1200144G2
2200327G2
3199721G2
4201727G1
5200421G1
*since 1994

Social networks