Viewing archive of Tuesday, 28 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
52 31 1B4C6.22

Sunspot regions

Region 8704

Number of
sunspots
Size Class Magn. Class Spot Location
1 100 -10 HSX S19W67

Region 8706

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 80 CAO N21W27

Region 8708

Number of
sunspots
Size Class Magn. Class Spot Location
4 3 0 BXO S11W09

Region 8710

Number of
sunspots
Size Class Magn. Class Spot Location
1 40 10 HSX N19E64

All times in UTC

<< 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!

SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/23M1.0
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024106.6 -45.9
Last 30 days116.1 -41.8

This day in history*

Solar flares
12015M6.75
21998M3.34
32013M2.36
42013M1.97
52001M1.69
DstG
12002-67
22000-62G2
31989-60
42014-57
51982-53G1
*since 1994

Social networks