Geography Reference
In-Depth Information
η
0
t
0
(4 + 17
η
0
−
9
η
0
t
0
+13
η
0
+76
η
0
t
0
)
8
V
0
(40) =
−
N
0
,
(20.105)
t
0
(3
−
t
0
+3
η
0
)
120
N
0
cos
5
B
0
,
(50) =
−
(20.106)
(41) =
N
0
cos
4
B
0
360
V
0
50
t
0
+15
t
0
+2
η
0
(7
37
t
0
)+
η
0
(7
24
t
0
)]
,
[7
−
−
−
(20.107)
N
0
cos
3
B
0
180
V
0
40
t
0
+
η
0
(16
31
t
0
−
45
t
0
)+
η
0
(8 + 9
t
0
)]
,
(32) =
−
[8
−
−
(20.108)
(23) =
N
0
cos
2
B
0
180
V
0
[
−
8
− η
0
(7 + 174
t
0
−
45
t
0
)+
(20.109)
+2
η
0
(5
−
83
t
0
−
90
t
0
)+3
η
0
(3 + 2
t
0
)]
,
N
0
cos
B
0
360
V
0
[8 + 4
η
0
(28
69
t
0
)+
(14) =
−
−−
(20.110)
+
η
0
(20
507
t
0
+ 405
t
0
)+3
η
0
(32
7
t
0
−
1140
t
0
)]
,
−
−
(50) =
N
0
η
0
40
V
10
4+4
t
0
+
η
0
(3
98
t
0
+15
t
0
)+
[
−
−
(20.111)
0
2+
η
0
(9
179
t
0
+90
t
0
)+
η
0
(11
256
t
0
−
1320
t
0
)]
.
−
−
For the ellipsoid-of-revolution, we present the solution of
the
initial value problem
given
{L
0
,B
0
,α
0
}
relating
x
=
r
cos
α
0
=
SN
(
B
0
)cos
B
0
L
0
,
y
=
r
sin
α
0
=
SM
(
B
0
)
B
0
.
Box
20.5
contains the coe
cients [
μν
] up to order five based
upon the Lie recurrence. In contrast, we add the solution
of the
boundary value problem x
(
l, b
)and
y
(
l, b
)interms
of the coecients (
μν
)uptoorderfiveinBox
20.6
.This
approximation is accurate to the order smaller than 0
.
0003
for
l
:=
L
−
L
0
,
0
.
0002 for
b
:=
B
−
B
0
,and0
.
001 for
α
−
α
0
for distances up to 100km (Boltz approximation).
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