<Dd> p 2 a 2 + z 2 b 2 = 1 . (\ displaystyle (\ frac (p ^ (2)) (a ^ (2))) + (\ frac (z ^ (2)) (b ^ (2))) = 1 \, .) </Dd> <P> The Cartesian coordinates of the point are parameterized by </P> <Dl> <Dd> p = a cos ⁡ β, z = b sin ⁡ β; (\ displaystyle p = a \ cos \ beta \,, \ qquad z = b \ sin \ beta \,;) </Dd> </Dl> <Dd> p = a cos ⁡ β, z = b sin ⁡ β; (\ displaystyle p = a \ cos \ beta \,, \ qquad z = b \ sin \ beta \,;) </Dd>

What is the meaning of latitude and altitude