If sky watchers miss the 2004 transit, they will have another chance in 2012, but after that they will have to pass the baton to their descendants in the year 2117.

• 如果观察者错过了2004年的凌日，2012年还有一次机会；但那之后就得交棒给他们的子孙，等到2117年再观察了。