en.wikipedia.org/wiki/Horizon

For an observer on the ground with eye level at h = 5 ft 7 in ... the sea-level
horizon to the west is at a distance of ...

www.ringbell.co.uk/info/hdist.htm

This is a rough guide to determine the distance of the horizon based on the
observer's height above mean sea level. The screen will work in Metric or
Imperial ...

science.howstuffworks.com/question198.htm

Because of the curvature of our planet, the distance between you and the horizon
when you look out over the ocean depends on your height above the surface ...

www.boatsafe.com/nauticalknowhow/distance.htm

If you want to know the distance to the horizon you simply have to know your
height of eye. That is the distance that your eyes are off the surface of the water.

www.wikihow.com/Calculate-the-Distance-to-the-Horizon

If you can measure how high your eyes are from sea level, you can. ... sea level,
you can actually calculate the distance between you and the horizon as follows.

www.math.washington.edu/~conroy/m120-general/horizon.pdf

the line from our eye to the horizon is tangent to a circle of radius R ... For
example, if our eye is 5 feet about sea level, then the horizon distance is about.

blogs.discovermagazine.com/badastronomy/2009/01/15/how-far-away-is-the-horizon/

Jan 15, 2009 ... SQR(height in feet) * 1.2 equals the distance to your horizon in miles. ...... I
suggest the horizon, while standing at sea level and from eye ...

www.physicsforums.com/threads/how-wide-is-the-observable-horizon-at-sea-level.805333/

The distance to the visible horizon is an important calculation in dead ... and we'
re assuming you're on a spherical surface with uniform sea all ...

www.pvv.ntnu.no/~bcd/shadowworld/info/horizon.html

The following table shows the distance from an observer to the horizon,
assuming ... Ut'kikk is currently located up in the main mast, 12 metres above sea
level.

www.table-references.info/earth-table-distances.php

Distance to Horizon (height in feet and distance in nautical miles)) ... If you are on
a light house at 50 meter above the sea level the horizon is at a distance of ...