Class: When::Ephemeris::Star

Inherits:
CelestialObject show all
Defined in:
lib/when_exe/ephemeris.rb

Overview

天球上の物体

天球上の物体の特性を定義する
天球上にあるため、座標の基準にならない

Direct Known Subclasses

Fixed, Pole, Vernal

Defined Under Namespace

Classes: Fixed, Pole, Vernal

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, P0B, P0L, P0P, P0dB, P0dL, P1B, P1L, P1R, P2B, P2L, P2Q, P2dL, P3L, P3Q, P4B, P4L, P4Q, P4dL, P5B, P5L, P5Q, P5dL, P5l, P5n, P5r, P5t, P6B, P6L, P6Q, P6dL, P6l, P6n, P6r, P6t, P7B, P7L, P7R, P8B, P8L, P8R, P9B, P9L, P9R, PSEC, Pluto, SIN, SINL, SINLT, SINT, Saturn, Uranus, Venus

Constants included from Parts::Resource

Parts::Resource::LabelProperty

Instance Attribute Summary collapse

Attributes inherited from CelestialObject

#aberration, #luminosity

Attributes inherited from BasicTypes::Object

#label

Attributes included from Parts::Resource

#_pool, #child, #keys, #locale, #namespace

Instance Method Summary collapse

Methods inherited from CelestialObject

#coords

Methods included from When::Ephemeris

_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

Methods inherited from BasicTypes::Object

#tap

Methods included from Parts::Resource

#[], #^, _extract_prefix, _instance, _parse, _path_with_prefix, _setup_, #each, #enum_for, #hierarchy, #include?, #included?, #iri, #leaf?, #m17n, #map, #next, #parent, #prev, #registered?

Methods included from Parts::Resource::Pool

#[], #[]=, #_pool, #_setup_, #pool_keys

Methods included from Parts::Resource::Synchronize

#synchronize

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class When::Parts::Resource

Instance Attribute Details

#delta_phi ⇒ Numeric (readonly)

固有運動(赤経) / (milli arc SECOND / year)

Returns:



774
775
776
 
# File 'lib/when_exe/ephemeris.rb', line 774

def delta_phi
  @delta_phi
end

#delta_radius ⇒ Numeric (readonly)

視線速度 / (km/s)

Returns:



782
783
784
 
# File 'lib/when_exe/ephemeris.rb', line 782

def delta_radius
  @delta_radius
end

#delta_theta ⇒ Numeric (readonly)

固有運動(赤経) / (milli arc SECOND / year)

Returns:



778
779
780
 
# File 'lib/when_exe/ephemeris.rb', line 778

def delta_theta
  @delta_theta
end

#parallax ⇒ Numeric (readonly)

視差 / milli arc SECOND

Returns:



770
771
772
 
# File 'lib/when_exe/ephemeris.rb', line 770

def parallax
  @parallax
end

#phi ⇒ Numeric (readonly)

赤経 / DEG

Returns:



762
763
764
 
# File 'lib/when_exe/ephemeris.rb', line 762

def phi
  @phi
end

#t0 ⇒ Numeric (readonly)

分点 / YEAR

Returns:



758
759
760
 
# File 'lib/when_exe/ephemeris.rb', line 758

def t0
  @t0
end

#theta ⇒ Numeric (readonly)

赤緯 / DEG

Returns:



766
767
768
 
# File 'lib/when_exe/ephemeris.rb', line 766

def theta
  @theta
end

Instance Method Details

#_normalize(args = [], options = {}) ⇒ Object 



817
818
819
820
821
822
823
824
825
826
827
828
829
 
# File 'lib/when_exe/ephemeris.rb', line 817

def _normalize(args=[], options={})
  t0, phi, theta, parallax, delta_phi, delta_theta, delta_radius, luminosity, bayer = args
  @t0           ||= t0           || 2000.0
  @phi          ||= phi          ||    0.0
  @theta        ||= theta        ||   90.0
  @parallax     ||= parallax     ||    0.0
  @delta_phi    ||= delta_phi    ||    0.0
  @delta_theta  ||= delta_theta  ||    0.0
  @delta_radius ||= delta_radius ||    0.0
  @distance     ||= PSEC / ([@parallax, 0.1].max / 1000.0)
  @luminosity   ||= luminosity
  @bayer        ||= bayer
end

#apparent_luminosity(t, base = nil) ⇒ Numeric

視光度 / magnitude

Parameters:

Returns:



804
805
806
 
# File 'lib/when_exe/ephemeris.rb', line 804

def apparent_luminosity(t, base=nil)
  @luminosity
end

#apparent_radius(t, base = nil) ⇒ Numeric

視半径 / CIRCLE

Parameters:

Returns:



792
793
794
 
# File 'lib/when_exe/ephemeris.rb', line 792

def apparent_radius(t, base=nil)
  0
end

#bayer_name ⇒ String

Bayer 名

Returns:



812
813
814
 
# File 'lib/when_exe/ephemeris.rb', line 812

def bayer_name
  @bayer
end