[Robe]

Anybody have any links to sighting possibilities for the east coast ?

[Cultural Jihad]

Anybody have any links to sighting possibilities for the east coast ?

Ground-Based Observations of Comet 9/P Tempel 1
(http://deepimpact.jpl.nasa.gov/science/observations.html)

[RightWhale]

There is a live thread around here someplace.

[Cultural Jihad]

Looks like Hawaii will have the best view. This image shows the face of the earth which will be able to see the impact. The West Coast is at the top right, and hence the impact will appear very low on the horizon, while in Australia it'll be too light to see it.