วันศุกร์ที่ 12 สิงหาคม พ.ศ. 2554

Coronal hole, new sunspots and Perseid meteor shower

Coronal hole, new sunspots and Perseid meteor shower

Posted on August 12, 2011


 

August 12, 2011 – PERSEID METEOR SHOWER: Earth is entering a stream of debris from Comet Swift-Tuttle, source of the annual Perseid meteor shower. International observers are now reporting more than 20 Perseids per hour, a number that will increase as the shower reaches its peak on August 12-13. Solar wind flowing from the indicated coronal should reach Earth on or about Aug. 15th. –Space Weather