Point on the central body surface from which the line in the direction of the surface normal passes through the object's center (object's position vector is used instead of the surface normal when below the surface).
Name |
Dimension |
Type |
Description |
Time |
DateFormat |
Real Number |
Time. |
x |
DistanceUnit |
Real Number |
The X component of the position vector. |
y |
DistanceUnit |
Real Number |
The Y component of the position vector. |
z |
DistanceUnit |
Real Number |
The Z component of the position vector. |
Magnitude |
DistanceUnit |
Real Number |
Magnitude of the displacement vector that locates selected point in the reference coordinate system, i.e. distance of the selected point from the origin of the reference coordinate system. |
x/Magnitude |
Unitless |
Real Number |
First component of the unit vector along the displacement vector that locates selected point in the reference coordinate system.
Defines projection of the unit vector onto the x-axis of the reference coordinate system. |
y/Magnitude |
Unitless |
Real Number |
Second component of the unit vector along the displacement vector that locates selected point in the reference coordinate system.
Defines projection of the unit vector onto the y-axis of the reference coordinate system. |
z/Magnitude |
Unitless |
Real Number |
Third component of the unit vector along the displacement vector that locates selected point in the reference coordinate system.
Defines projection of the unit vector onto the z-axis of the reference coordinate system. |
RightAscension |
LongitudeUnit |
Real Number |
Right ascension of the displacement vector that locates selected point in the reference coordinate system,
Represents the angle between the x-axis of the reference coordinate system and
projection of the displacement vector onto the xy-plane of the reference coordinate system.
The angle is measured counterclockwise about the z-axis of the reference coordinate system. |
Declination |
LatitudeUnit |
Real Number |
Declination of the displacement vector that locates selected point in the reference coordinate system,
Represents the angle between the displacement vector and its projection onto the xy-plane of the reference coordinate system.
The angle is positive when the displacement vector is directed toward positive z-axis of the reference coordinate system. |
Co-Declination |
AngleUnit |
Real Number |
Co-Declination of the displacement vector that locates selected point in the reference coordinate system,
Represents the angle between the displacement vector and z-axis of the reference coordinate system. |
NegativeDeclination |
AngleUnit |
Real Number |
Negative declination of the displacement vector that locates selected point in the reference coordinate system,
Represents the angle between the displacement vector and its projection onto the xy-plane of the reference coordinate system.
The angle is positive for vectors directed toward negative z-axis of the reference coordinate system. |
Detic Latitude |
LatitudeUnit |
Real Number |
Detic latitude. |
Detic Longitude |
LongitudeUnit |
Real Number |
Detic longitude. |
Detic Altitude |
DistanceUnit |
Real Number |
Detic altitude. |
DirectionAngle x |
AngleUnit |
Real Number |
Angle between the displacement vector that locates selected point in the reference coordinate system
and the x-axis of the reference coordinate system. |
DirectionAngle y |
AngleUnit |
Real Number |
Angle between the displacement vector that locates selected point in the reference coordinate system
and the y-axis of the reference coordinate system. |
DirectionAngle z |
AngleUnit |
Real Number |
Angle between the displacement vector that locates selected point in the reference coordinate system
and the z-axis of the reference coordinate system. |
Velocity x |
Rate |
Real Number |
First component of the velocity vector, where the velocity of the selected point is defined in the reference coordinate system.
Defines projection of the velocity vector onto the x-axis of the reference coordinate system. |
Velocity y |
Rate |
Real Number |
First component of the velocity vector, where the velocity of the selected point is defined in the reference coordinate system.
Defines projection of the velocity vector onto the y-axis of the reference coordinate system. |
Velocity z |
Rate |
Real Number |
First component of the velocity vector, where the velocity of the selected point is defined in the reference coordinate system.
Defines projection of the velocity vector onto the z-axis of the reference coordinate system. |
Velocity Magnitude |
Rate |
Real Number |
Magnitude of the velocity vector, where the velocity of the selected point is defined in the reference coordinate system. |