Viewing archive of Monday, 10 May 1999

Sunspot numberNew regionsBackground fluxMaximum fluxCM
174 -180C1.8M2.52121

Solar flares

RegionStartMaximumEnd
-C3.3 02:4802:5102:58
-C3.2 03:0203:0503:07
8539M2.5 05:2205:3105:37
-C2.1 07:1107:1407:18
-C5.3 09:1609:2309:31
-C2.3 11:1211:1911:24
8541C1.9 12:5013:0813:14
8541C1.1 14:0614:1014:29
8541C1.7 15:4415:5716:01
-C1.6 17:2817:4217:51
8540C1.3 20:1920:2220:31
-C1.6 22:0522:1122:18
8541C1.4 23:0123:5500:53

<< 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!

11%

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 2020:16
Last spotless day:2020/01/23

This day in history*

Solar flares
12002M1.3
22015M1.1
32001M1.0
42012C7.9
51999C7.9
ApG
1200630G1
2199422G1
3201321
4200320G1
5200418
*since 1994

Social networks