Does a person, when awakened, turn on the lights and determine the exact hour?

This is almost the exact hour we were here the other night.

His eyes saw the clock, its hands indicating the exact hour of ten.

Green Eyes must speak again and name the exact hour.

He'll be home now in a few weeks - Ishtar knows the exact hour.

Who needs to tell the exact hour on any planet of the Imperium?

Now he says he's ready to reveal the exact hour when the world will be destroyed.

So, I would appreciate it if you'd give me a day's notice as to the exact hour of your arrival.

I will let you know the exact hour once we decide on it.

He can predict the exact hour the rains will come.