During the Annefrank flyby, Stardust will run through the exact sequence planned for the comet encounter, with science instruments all running and relaying data at high speeds for the first time since the space probe's launch.
The true strength of the movie might be its opening sequence but the problem it will encounter in the USA is that these characters are simply too British, the plot we are asked to care about too wrapped up in British sentiment, particularly around actress Judi Dench.