NAME

Astro::Montenbruck::Ephemeris::Planet::Sun

SYNOPSIS

use Astro::Montenbruck::Ephemeris::Planet::Sun;
my $planet = Astro::Montenbruck::Ephemeris::Planet::Sun->new();
my $geo = $planet->position($t); #  apparent geocentric ecliptical coordinates

DESCRIPTION

Child class of Astro::Montenbruck::Ephemeris::Planet, responsible for calculating Sun position.

METHODS

Astro::Montenbruck::Ephemeris::Planet::Sun->new

Constructor.

$self->position($t)

Geocentric ecliptic coordinates of the Sun

Arguments

$t — time in Julian centuries since J2000: (JD-2451545.0)/36525.0

Returns

Hash of geocentric ecliptical coordinates.

• x — geocentric longitude, arc-degrees

• y — geocentric latitude, arc-degrees

• z — distance from Earth, AU

AUTHOR

Sergey Krushinsky, <krushi at cpan.org>

COPYRIGHT AND LICENSE

Copyright (C) 2009-2019 by Sergey Krushinsky

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.