Viewing archive of Tuesday, 20 March 2001

Sunspot numberNew regionsBackground fluxMaximum fluxCM
98 133 2B8.2M1.6355

Solar flares

RegionStartMaximumEnd
9373M1.1 02:0602:1802:25
9384M1.2 03:2003:3303:37
-C2.4 05:3005:3905:46
-C1.9 05:5005:5406:01
-C2.1 09:3810:0010:55
-C1.7 12:2012:2412:43
9390M1.1 14:1914:2414:38
9373M1.6 14:5715:0715:14
9373M1.5 20:5621:0421:12
9390C8.8 22:4622:5423:02

<< 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:2019/09/02Kp5 (G1)
Number of spotless days in 2019:184
Current stretch spotless days:14

This day in history*

Solar flares
12000M5.9
22001M5.6
32005M4.4
42005M3.5
52000M3.3
ApG
1200334G2
2199931G2
3200029G2
4201728G1
5200419
*since 1994

Social networks