Looks top down to me, as the hemisphere boundaries seem to show up. I can't say how enhanced this is either. These machines have programs that overlay aids for diagnostic helps.
I just don't know. This is the only pic that's on the net, I saw some representative drawing about a year ago, but the link is gone.
They were allot better to see in 3-d.
650 posted on 03/19/2005 5:47:44 PM PST by Cold Heat
(This space is being paid not to do anything.)