Visible "2006M4" comet brightness increase after explosion.

<P> World Science reports (tech.) Information according to China's comet expert, Purple Mountain Observatory, Chinese Academy of Sciences Fellow of the briefing, one called "2006M4" comet on October 24 after the outbreak of the brightness brightening to 3.5 magnitude .naked eye visible. .Interested amateur astronomers can glimpse the past few days, dandelion-like face. .</ P> <P> It is understood that, "2006M4" comet in early July this year, was found. .Since then, the world's astronomers have been concerned about the trail. .Fortunately, the comet on October 24 after the outbreak of 7 times the brightness brightening to magnitude 3.5, so that the public have the opportunity to observe them with the naked eye. .</ P> <P> experts, amateur astronomers can grasp this last few days for observation. .As long as the clear nights, Tian Ganghei time, fans of the night sky in the north west, where elevation is about 40 degrees to find. .If observation with binoculars, the public will find the more obvious coma, was dandelion-like, but the tail is not obvious. .</ P> <P> It is understood that "2006M4" closest to Earth in a comet from the Earth about an astronomical unit (the earth and the average distance between the sun, about 150 million kilometers), then .comet will gradually away from the Earth. .</ P> </ p>.