RE: [Flightgear-devel] Great Circle Nav question

2004-05-15 Thread Norman Vine
Durk Talsma writes: > > I'm trying to solve the following problem: > Given the following: > - latitude, longitude of departure > - latitude, longitude of arrival > - scheduled departure time > - scheduled arrival time > > I want to calculate the current position of the aircraft , sssuming that

Re: [Flightgear-devel] Great Circle Nav question

2004-05-14 Thread Durk Talsma
On Friday 14 May 2004 22:13, Andy Ross wrote: > Durk Talsma wrote: > > I want to calculate the current position of the aircraft , sssuming > > that it travels along a great circle route between these two points > > and also assuming that the current time is somewhere between arrival > > and departu

Re: [Flightgear-devel] Great Circle Nav question

2004-05-14 Thread Andy Ross
Durk Talsma wrote: > I want to calculate the current position of the aircraft , sssuming > that it travels along a great circle route between these two points > and also assuming that the current time is somewhere between arrival > and departure. Probably the simplest approximation is to convert b