Viewing archive of Sunday, 18 September 2005

Sunspot numberNew regionsBackground fluxMaximum fluxC
50 -90 -1B2.8C1.163

Solar flares

RegionStartMaximumEnd
0808B8.5 23:5300:0300:17
0808B7.2 01:4101:4401:46
-B5.3 01:5702:0102:04
-C3.7 04:2404:3304:38
-C1.8 04:5405:0305:29
-B5.0 11:0911:1311:17
-C1.1 12:0712:1412:17
-B8.7 20:3820:4620:59

<< 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:2019/09/28Kp5 (G1)
Number of spotless days in 2019:216
Current stretch spotless days:18

This day in history*

Solar flares
12012M9.0
22014M4.5
32014M3.9
42004M2.6
52003M1.9
ApG
1200336G2
2199534G2
3201424G1
4199822G1
5199616
*since 1994

Social networks