Viewing archive of Saturday, 16 October 1999

Sunspot numberNew regionsBackground fluxMaximum fluxC
189 591C1.0C3.87

Solar flares

RegionStartMaximumEnd
-C2.9 03:0003:0503:08
-C2.1 03:4503:5203:57
8728C2.3 05:0505:1705:20
-C3.7 10:5511:0111:04
-C3.1 19:4019:4519:49
-C1.4 20:4620:5020:54
-C1.9 22:3222:3722:41

<< 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%

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:270
Current stretch spotless days:43

This day in history*

Solar flares
12001C9.4
22001C8.3
32014C7.0
42001C6.5
52002C5.9
ApG
1200694G4
2200325G1
3199421G1
4201516G1
5201414
*since 1994

Social networks