Relevant numbers

We're flying from Ottawa to Vancouver on Thursday, in order to continue travelling from there across the Pacific Ocean (from Friday night to Sunday morning, over the International Date Line), to visit our youngest grandson and his parents. Here are the numbers to bear in mind:

The flight distance from Vancouver International Airport to Sydney Kingsford Smith International Airport is 7777 miles (12515 kilometres, 6758 nautical miles).

Estimated flight duration, 15h 13min.

Time difference between Vancouver and Sydney, 19 Hours.