Package net.time4j.calendar.astro

Contains classes related to calendrical astronomy.

See: Description

Interface Summary

Interface	Description
GeoLocation	Beschreibt eine geographische Position mit Breiten- und Längengrad.
SolarTime.Calculator	An SPI-interface representing a facade for the calculation engine regarding sunrise or sunset.

Class Summary

Class	Description
JulianDay	The Julian day is the Julian day number for the preceding noon plus the fraction of the day (counting 86400 seconds) since that instant.
LunarTime	Contains various routines to determine times of some moon events like moonrise or moonset.
LunarTime.Builder	Helper class to construct a new instance of LunarTime.
LunarTime.Moonlight	Collects all moon presence data for a given calendar date and zone of observer.
MoonPosition	Contains methods for calculating the position of the moon.
SolarTime	Contains various routines to determine solar time.
SolarTime.Builder	Helper class to construct a new instance of SolarTime.
SolarTime.Sunshine	Collects various data around sunrise and sunset.
SunPosition	Contains methods for calculating the position of the sun.

Enum Summary

Enum	Description
AstronomicalSeason	The four astronomical seasons (Spring, Summer, Autumn and Winter).
MoonPhase	Enumeration of the four most important moon phases.
StdSolarCalculator	Enumeration of some standard calculators for solar time.
Twilight	Enumeration of various twilight definitions.

Package net.time4j.calendar.astro Description

Contains classes related to calendrical astronomy.

This package belongs to module "calendar" and is not part of the core of Time4J.