Viewing archive of Monday, 27 September 1999 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
49 50 -1B4C3.131

Sunspot regions

Region 8704

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 110 HSX S20W52

Solar flares on this day

C3.13

Region 8706

Number of
sunspots
Size Class Magn. Class Spot Location
1 80 -10 HSX N20W15

Region 8708

Number of
sunspots
Size Class Magn. Class Spot Location
1 -3 0 -10 AXX S11E04

Region 8710

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 HSX N20E76

<< 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!

23%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/03/28X1.1
Last M-flare2024/03/28M9.7
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
12024X1.1
22024M9.7
32024M7.0
42001M6.17
52024M6.1
ApG
1200144G2
2200327G2
3199721G2
4201727G1
5200421G1
*since 1994

Social networks