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Questions tagged [great-circle]

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11 votes
7 answers
7k views

Can a great circle be drawn between any two points on Earth?

If the two points are on the same parallel of latitude, then I can't imagine a great circle through them. Is it right?
0 votes
1 answer
236 views

Is QDM displayed wrong for the VOR in the aircraft?

Clearly, the VOR signals follow a great circle track. Since, they follow great circle tracks, the track to the station, measured at the aircraft (either, true or magnetic), would be different due to ...
7 votes
1 answer
2k views

Why does my distance calculation not match the distance given in the definition of a danger area?

I'm looking at the definition of a danger area in an AIP section "ENR 5.1 Prohibited, restricted and danger areas", and it's the following. ...
0 votes
1 answer
150 views

why is rhumb line bearing for this question 270 as the answer?

An aircraft leaves position "G" in lat 40 degree South and flies the following Rhumb Line tracks and distances: ...
40 votes
5 answers
26k views

Why would a flight from North America to Asia sometimes fly over the Atlantic?

I am going to take AC031 from Toronto to Beijing in a couple of weeks, I searched its flight path, most of the time it will fly westbound after taking off from Toronto and continue west across the ...
-1 votes
1 answer
200 views

Does a Chicago to UAE flight fly over the Arctic Circle or go around it? [closed]

I'm speaking about a flight from Chicago to UAE. Does it fly over the Arctic Circle or go around it?
0 votes
0 answers
101 views

Why do planes generally curve north and not south? [duplicate]

I know that the shortest distance on a sphere is a curve and not a straight line, so that's why planes curve when they fly. But why is that planes curve north and not south? For example, when if I hop ...