Viewing archive of Sunday, 4 October 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxM
18 -290B2.9M1.081

Sunspot regions

Region 12420

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 30 20 HAX N14W91

Region 12422

Number of
sunspots
Size Class Magn. Class Spot Location
5 -6 270 -210 DKO S20W89

Solar flares on this day

M1.0

Region 12427

Number of
sunspots
Size Class Magn. Class Spot Location
11 -3 180 DAI N18W30

Solar flares on this day

B7.2

<< Go to daily overview page

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!

1%

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2020:14
Current stretch spotless days:12

This day in history*

Solar flares
11999M1.4
22015M1.4
32002M1.3
42003M1.2
52000M1.0
ApG
1200464G3
2200533G2
3201224G1
4200022G1
5200319G1
*since 1994

Social networks