Viewing archive of Friday, 22 October 1999 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxC
153 -12 2C1.1C4.834

Sunspot regions

Region 8728

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 80 -30 HAX N22W94

Region 8731

Number of
sunspots
Size Class Magn. Class Spot Location
28 -17 320 -120 EAI N12W67

Region 8732

Number of
sunspots
Size Class Magn. Class Spot Location
15 -8 160 -10 FAI N21W76

Solar flares on this day

C4.8 C3.4

Region 8734

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 20 10 HSX N18W59

Region 8737

Number of
sunspots
Size Class Magn. Class Spot Location
28 11 170 100 EAI S15W12

Region 8738

Number of
sunspots
Size Class Magn. Class Spot Location
3 1 20 10 CSO N17E13

Region 8739

Number of
sunspots
Size Class Magn. Class Spot Location
8 5 130 80 DAO S12E58

Solar flares on this day

C2.7

<< 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!

100%

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/08/05Kp5 (G1)
Number of spotless days in 2019:159
Current stretch spotless days:16

This day in history*

Solar flares
11998M9.0
22005M5.6
32002M5.4
42015M3.5
52005M2.6
ApG
1200346G2
2200623G1
3200119
4201717G1
5199817
*since 1994

Social networks