Camping is not the only one who computes "scary numbers." Some NASA revisions have been done regarding the trajectory of comet Elenin.Well, it's always the other guy's interpretation that's obviously, patently ridiculous.
Ad nauseum
http://www.rabbithole2.com/forum/viewtopic.php?t=767""these are my calculations, but I've revised the 0.24AU's down to
0.0004617 AU's on 21.42pm 16th Oct 2011 (pretty god dam close!)"
http://www.youtube.com/watch?v=9j-70gOYVS0
Looks like Camping's "final hours" of October 21 were 5 days off.