Data Structures

Here are the data structures with brief descriptions:

ln_date	Human readable Date and time used by libnova
ln_dms	Degrees, minutes and seconds
ln_ell_orbit	Elliptic Orbital elements
ln_equ_posn	Equatorial Coordinates
ln_gal_posn	Galactic coordinates
ln_helio_posn	Heliocentric position
ln_hms	Hours, minutes and seconds
ln_hrz_posn	Horizontal Coordinates
ln_hyp_orbit	Hyperbolic Orbital elements
ln_lnlat_posn	Ecliptical (or celestial) Longitude and Latitude
ln_nutation	Nutation in longitude, ecliptic and obliquity
ln_par_orbit	Parabolic Orbital elements
ln_rect_posn	Rectangular coordinates
ln_rst_time	Rise, Set and Transit times
ln_zonedate	Human readable Date and time with timezone information used by libnova
lnh_equ_posn	Right Ascension and Declination
lnh_hrz_posn	Azimuth and Altitude
lnh_lnlat_posn	Ecliptical (or celestial) Latitude and Longitude