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

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!

100%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

Social networks