Hi James,
The moon shot you liked of mine was shot handheld
Moon images - a photoset on Flickr , i have the IS though

.
This is the data thingy off the picture :-
Tv(Shutter Speed)
1/200Sec.
Av(Aperture Value)
F5.6
Metering Modes
Split metering
Exposure Compensation
0
ISO Speed
200
Lens
-
Focal Length
400.0 mm
Hope that helps, i have some that are similar shot at f11
Lee