Viewing archive of Thursday, 17 August 2017

Solar flares

RegionStartMaximumEnd
2671B1.9 23:5900:0300:08
2671B2.0 00:3100:3500:41
2671B2.5 00:5701:0201:05
2671B6.8 02:3002:3602:39
2671B1.6 06:1606:1906:21
2671B2.9 11:2711:4011:46
-B1.3 14:3514:3914:41
-B1.2 16:1316:1616:18

<< 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 2019:219
Current stretch spotless days:21

This day in history*

Solar flares
12003X5.4
22012X1.8
32003X1.1
42001M6.5
52003M3.2
ApG
1199453G2
2199637G3
3199932G1
4201026G1
5199519G1
*since 1994

Social networks