Class: When::Ephemeris::Hindu::ClassicGraha Abstract

Inherits:
Graha
  • Object
show all
Defined in:
lib/when_exe/region/indian.rb

Overview

This class is abstract.

古典的“惑星”

Direct Known Subclasses

RealGraha, VirtualGraha

Constant Summary

Constants included from When::Ephemeris

AU, AcS, BCENT, C0, CIRCLE, COS, COSL, COSLT, COST, DAY, DEG, EPOCH1800, EPOCH1900, EPOCH1975, EPOCH2000, FARAWAY, JCENT, JYEAR, Jupiter, LIN, Mars, Mercury, Neptune, PSEC, Pluto, SIN, SINL, SINLT, SINT, Saturn, Uranus, Venus

Instance Method Summary collapse

Methods included from When::Ephemeris

_adjust, _rot, _to_p2, _to_p3, _to_r3, acos, asin, cosc, cosd, delta_e, delta_p, julian_century_from_2000, julian_year_from_1975, obl, polynomial, root, sinc, sind, tanc, tand, trigonometric

Constructor Details

#initialize(formula, rotation) ⇒ ClassicGraha

オブジェクトの生成

Parameters:



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# File 'lib/when_exe/region/indian.rb', line 259

def initialize(formula, rotation)
  @formula  = formula
  @rotation = rotation
end

Instance Method Details

#_mean_rotation(ahar) ⇒ Numeric

平均黄経

Parameters:

  • ahar (Numeric) —

    カリユガ暦元からの経過日数

Returns:



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# File 'lib/when_exe/region/indian.rb', line 250

def _mean_rotation(ahar)
  @rotation * ahar / @formula.civil_days
end

#mean_longitude(t) ⇒ Numeric

平均黄経

Parameters:

Returns:



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# File 'lib/when_exe/region/indian.rb', line 230

def mean_longitude(t)
  _mean_rotation(t - E)
end

#true_longitude(t) ⇒ Numeric

真黄経

Parameters:

Returns:



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# File 'lib/when_exe/region/indian.rb', line 240

def true_longitude(t)
  _true_rotation(t - E)
end