Viewing archive of Thursday, 17 December 1998

Sunspot numberNew regionsBackground fluxCM
93 -251B5.871

Solar flares

RegionStartMaximumEnd
8408B9.2 02:1002:1502:20
-C2.2 02:2402:3002:35
-M3.2 07:4007:4507:49
-C1.4 10:5410:5911:05
-C7.2 14:1214:1814:22
-C6.4 17:4617:5317:57
8408C4.5 18:0918:1518:37
-C5.9 21:1221:1921:27
8415C8.3 22:5823:0623:10

<< 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!

1%

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:2019/01/05Kp5 (G1)
Number of spotless days in 2019:12
Current stretch spotless days:13

This day in history*

Solar flares
12005X1.3
22005M6.7
32012M3.2
42005M2.7
52010M2.3
ApG
1200560G3
2199425G1
3200418
4200318
5200214
*since 1994

Social networks