ln_hrz_posn Struct Reference

Horizontal Coordinates. More...

#include <ln_types.h>

Data Fields
double	az
double	alt

Detailed Description

Horizontal Coordinates.

The Azimuth and Altitude of an object.

Angles are expressed in degrees.

Examples

asteroid.c, and transforms.c.

Field Documentation

alt

double ln_hrz_posn::alt

ALT. Object altitude.

0 deg = horizon, 90 deg = zenit, -90 deg = nadir

Examples

transforms.c.

az

double ln_hrz_posn::az

AZ. Object azimuth.

0 deg = South, 90 deg = West, 180 deg = Nord, 270 deg = East

Examples

transforms.c.