John and I agree that DoD will probably issue a new NOTAM each day until they have a successful shootdown. John says looking at future satellite predictions for USA 193 we will have a window for a shootdown for at least five days. Below is a graphic courtesy of John for the Thursday shootdown attempt.
Image above subject to copyright restrictions. Copyright ©2008 by John Locker. Used with permission of the author. Click on graphic to animate.