Geography Reference
In-Depth Information
Box 8.12 (Projections onto X P X 0 ).
=
=+( N + H )cos Φ cos Λ cos Φ 0 cos Λ 0 +( N + H )cos Φ sin Λ cos Φ 0 sin Λ 0 +
+[ N (1 − E 2 )+ H ]sin Φ sin Φ 0 − N 0 cos 2 Φ 0 cos 2 Λ 0
X P
X 0 |
n
N 0 cos 2 Φ 0 sin 2 Λ 0
E 2 )sin 2 Φ 0 =
N 0 (1
(8.116)
=+( N + H )cos Φ cos Φ 0 cos( Λ − Λ 0 )+
E 2 )+ H ]sin Φ sin Φ 0
N 0 + N 0 E 2 sin 2 Φ 0 ,
+[ N (1
=
=+( N + H )cos Φ cos Λ sin Φ 0 cos Λ 0 +( N + H )cos Φ sin Λ sin Φ 0 sin Λ 0
E 1 |
X P
X 0
E 2 )+ H ]sin Φ cos Φ 0
[ N (1
N 0 cos Φ 0 cos Λ 0 sin Φ 0 cos Λ 0
(8.117)
E 2 )sin Φ 0 cos Φ 0 =
=+( N + H )cos Φ cos Φ 0 cos( Λ
N 0 cos Φ 0 sin Λ 0 sin Φ 0 sin Λ 0 + N 0 (1
Λ 0 )
E 2 )+ H ]sin Φ cos Φ 0
N 0 E 2 sin Φ 0 cos Φ 0 ,
[ N (1
E 2 |
X P
X 0
=
=
( N + H )cos Φ cos Λ sin Λ 0 +( N + H )cos Φ sin Λ cos Λ 0 +
(8.118)
+ N 0 cos Φ 0 cos Λ 0 sin Λ 0
N 0 cos Φ 0 sin Λ 0 cos Λ 0 =
=+( N + H )cos Φ sin( Λ
Λ 0 ) ,
2 =
=+[( N + H )cos Φ cos Λ − N 0 cos Φ 0 cos Λ 0 ] 2 +
+[( N + H )cos Φ sin Λ − N 0 cos Φ 0 sin Λ 0 ] 2 +
+[( N (1
X P
X 0
E 2 )+ H )sin Φ
E 2 )sin Φ 0 ] 2 =
N 0 (1
(8.119)
=+[ N + H ] 2 + E 2 [
2 N 2 + E 2 N 2
2 HN ]sin 2 Φ
2[ N + H ] N 0 cos Φ cos Φ 0 cos( Λ
Λ 0 )
E 2 )sin Φ sin Φ 0 +
+ N 0 + E 2 N 0 ( 2+ E 2 )sin 2 Φ 0 .
E 2 )+ H ] N 0 (1
2[ N (1
x p ,y p }
x p ,y ∗∗
y p ,
x p }
α ,r
for
the South azimuth and the radial coordinate or { ( α ∗∗ ,r} for the East azimuth α ∗∗ =90 − α
and the radial coordinate.
In the following chapter, we study the mapping of the ellipsoid-of-revolution to the sphere and
from the sphere to the plane.
The final formulae are given already before for
{
or
{
}
=
{
and
{
}
p
 
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