What is a Guelph? Is that the sort-of mediocre evil elf. Half as evil as a Drow?
"This event was a relatively slow fireball that made it far into the Earth's atmosphere," said Phil McCausland, a postdoctoral researcher in planetary science at Western. "Most meteoroids burn up by the time they hit an altitude of 60 or 70 kilometers (37 to 44 miles) from the ground." - LiveScience.com
...and because you asked for it, here is where Guelph is.
Hat Tip: Scooter over at GadgetGrid.com