It depends on how fast you are traveling!
At least eight years.
The orbit is approx 364 million km in length.
1,426,666,422 km
One kilometre is one thousand metres, the prefix kilo- means thousand. So 13 kilometres is 13 000 metres.
13500 km = 8388.5 miles.
It would take 43.73 hours.
That's going to depend on the windspeed, the direction of the wind compared to the direction of the km you want to sail, the design of the boat, and your skill.
It can take 18 to 35 days to sail from Sydney, Australia to Perth, Australia. The distance between the two cities is about 3,935 km.
I always count on about 100 km per 24 hours of sailing.
The distance is 8550 Nautical Miles from Sidney to Eilat which is around 20 days in 20 knots or 37 Km/h
Limia (Lima) River is 108 km.
It will take four minutes.
A long time.
It would take 1 hour.
84 minutes
10 km