Solar flares on February 20, 2005
The most powerful solar flare in 24 hours
There were no solar flares on the selected date
Solar activity index
Value as of the end of the day on February 20, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 19, 2005 to February 20, 2005
Time zone — UTC+00
List of solar flares for February 20, 2005
There were no solar flares on the selected date