What is Nexus One Wallpaper Size?

In the spec. Google Nexus One phone has reported that the screen resolution for this phone is 480x800 which is WVGA size, but the actual wallpaper size is bigger than the screen resolution, from the stock pre-installed wallpaper the size is 960x800. So the correct size if you would like to create you own Nexus One Wallpaper is 960x800.