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Appendix I / Utilities / WGS 84 Target and Missile Data
_ _
Table 22-2 : Geodetically Referenced Parameters
SYM UTILITY ARG DEFINITION
E
E N/A E
C
C
Ψ Celestial to ECEF axes Euler triplet
E
T N/A E
C
EC Celestial to ECEF axis transform
A
T M_PRODUCT E E
C
C A T ,
E
P o,
m
M_PRODUCT_AT A A
E , Pm
E
P m
M_ADD E E
o o,
m P ,
GZ
µ m,λ
m,
P ECEF_WGS_84 E
d,
m
m
R
P
µ d
r, d
,
, R
λd
R λ
EARTH_RADII
T Celestial to alignment axis transform
T Missile position wrt (o) in ECEF axes
P Missile position wrt (r) in ECEF axes
R
A
P Missile longitude, latitude & geodetic height
, R
, λ
µ m, R m EARTH_RADII R d , R λd
G
E E
N/A d
G
T E
DC_TO_YPR G
E
A
ω C,
E
M_PRODUCT A
TE E
ωC,
E
G
ω M_PRODUCT G E
C,
E
E , C,
E
d
B
22.3-4
WGS 84 Earth radius below missile position;
E/W and N/S Earth radii at the point on the
Earth’s surface below the missile
µ WGS 84 E/W & N/S Earth radii at the missile
λ LGA Euler triplet wrt ECEF axes
E ECEF to LGA transform
, Earth’s Siderial rate in Alignment axes
T ω Earth’s Siderial rate in LGA
P , T , σ ATMOSPHERE GZ
P Missile air pressure, temperature and density
S S A
d,
m
ZG
g m
GRAVITY GZ
m d,
m P ,
ZG
g d
GRAVITY GZ
m d,
m P ,
A
g
m
M_PRODUCT_AT
M_PRODUCT
G G
TE
, TE
G
, g
m
C
P m
M_PRODUCT_AT E E
C , Pm
A
P M_PRODUCT A E
r,
m
E , Pm
E
o,
m
λ Missile gravitational acceleration wrt LGA
λ Gravity at sea-level under missile wrt LGA
Missile gravitational acceleration
in Alignment axes
T Missile position wrt (r) in Celestial axes
T Missile position wrt (r) in Alignment axes
P& M_PRODUCT_AT A A
T , & Missile velocity wrt (o) in ECEF axes
E Pm
B
P M_PRODUCT B A
r,
m
E , Pr,
m
B
ω M_PRODUCT B A
C,
E
A , C,
E
B
ω M_ADD B B
C,
B
ωC
, E , ωA,
B
T Missile position wrt (r) in Missile Body axes
T ω Earth’s Siderial rate in Missile Body axes
Missile angular rate in Missile Body axes