Mr Fetter hasn't said "Gottcha" yet?
http://www.stuff.co.nz/4772485a12.html
http://www.smh.com.au/news/home/tech...491514585.html
He does seem to have got other stuff - but compare the videos of this big Ammonia thingie to that purported to be the small toolcase?
http://au.youtube.com/watch?v=ZtwdWq3BzIY
ps. I'm OK with the speed the object was moving against the background - not unlike most orbiting stuff?