Huh? The sun is 800,000 miles in diameter. It is quite warm. It ain't gonna survive if it comes that close. It'll have to go by at night. ;0)
32,000 miles
According to Space Weather, On Nov. 28, 2013, it will fly through the sun’s outer atmosphere only 1.2 million km from the stellar surface below. If the comet survives the encounter, it could emerge glowing as brightly as the Moon, ...”
(quibble: 865,000 miles)
Comets graze the Sun quite often, most survive, some don’t.
Comet Encke took a lickin’, kept on tickin’:
http://www.sciencedaily.com/releases/2007/10/071001145018.htm
http://www.nasa.gov/mpg/191092main_encke_visualization.mpg
http://spider.seds.org/spider/Comets/encke.html
http://www.britannica.com/EBchecked/topic/186530/Enckes-Comet
http://www.universetoday.com/87305/comet-encke/
I LOL’D