How big does a circular geofence need to be for the curvature of the earth to matter?
111387
What is approximate error of Pythagorean Theorem vs. Haversine Formula in measuring distances on sphere at various scales?
48981
How far into space does one have to travel to see the entire sphere of earth?
19503
Why does a circle enclose the largest area?
157004
Circular motion normal force
17858
What is the physical meaning of the affine parameter for null geodesic?
36719
Gravitational time dilation at the earth's center
51742
What is the curvature of an empty universe?
147274
Can I get the curvature at any point of a random curve?
145892
How accurate is approximating the Earth as a sphere?
35121
Can a permanent Teleportation Circle be made on a moving vehicle?
23929
How much extra distance to an event horizon?
157839
In what direction should you throw a 1 kg uniform sphere in order to put it into lower Earth orbit?
46445
Equation of a helix parametrized by arc length between two points in space
140277
Types of circular acceleration?
29708
WGS point to WGS line segment (great circle) distance
97636
How do I measure distance on a globe?
4115
How small does a land-mass have to be before you live "on" it, rather than "in" it?