Sorry about posting them like this but I meant to do them a long time ago and just didn't get the time, plus I didn't want to risk TN.
Anyway, that should put the final nail in the coffin for the "Alderaan obviously has no shield now" argument.
Top pic is the "original" and bottom is the 2004 edition.
I admit it's quick and dirty, but I think you get the point. ; )