Class: When::Ephemeris::MeanLunation
- Inherits:
-
Formula
- Object
- BasicTypes::Object
- Formula
- When::Ephemeris::MeanLunation
- Defined in:
- lib/when_exe/ephemeris.rb
Overview
Luni-Solar Calendar Formula for Mean Lunation Type
Direct Known Subclasses
Constant Summary
Constants inherited from Formula
Formula::Bs, Formula::CYCLE_0M, Formula::CYCLE_1M, Formula::Sgn
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::MethodCash
Constants included from Parts::Resource
Parts::Resource::LabelProperty
Instance Attribute Summary collapse
-
#day_epoch ⇒ Numeric
readonly
計算の元期(日).
-
#denominator ⇒ Numeric
readonly
統法.
-
#long ⇒ Numeric
readonly
計算の基準経度 / 度.
-
#lunation_length ⇒ Numeric
readonly
朔望月.
-
#month_epoch ⇒ Numeric
readonly
計算の元期(月).
-
#month_length ⇒ Numeric
readonly
恒星月.
-
#year_epoch ⇒ Numeric
readonly
計算の元期(年).
-
#year_length ⇒ Numeric
readonly
回帰年.
Attributes inherited from Formula
#alt, #formula, #graha, #is_dynamical, #lat, #location, #time_standard
Attributes inherited from BasicTypes::Object
Attributes included from Parts::Resource
#_pool, #child, #keys, #locale, #namespace
Instance Method Summary collapse
-
#_mean_moon_(t) ⇒ Numeric
(also: #_true_moon_)
月の平均黄経を返します。.
-
#_mean_sun_(t) ⇒ Numeric
(also: #_true_sun_)
太陽の平均黄経を返します。.
-
#sunrise(sdn, height = nil) ⇒ Numeric
日の出の日時.
Methods inherited from Formula
#_coords, #_to_seed_type, #day_event, #meridian_passage_of_moon, #meridian_passage_of_sun, #moon_noon, #moon_visibility, #moonrise, #moonset, #nearest_past, #sun_noon, #sunset, #thiti_range, #time_to_cn, #year_event
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
Methods included from Parts::MethodCash
_setup_, escape, #method_missing, #method_missing_
Methods included from Parts::Resource
#[], #^, _decode, _encode, _extract_prefix, _instance, _parse, _path_with_prefix, _replace_tags, _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
Dynamic Method Handling
This class handles dynamic methods through the method_missing method in the class When::Parts::MethodCash
Instance Attribute Details
#day_epoch ⇒ Numeric (readonly)
計算の元期(日)
1791 1792 1793 |
# File 'lib/when_exe/ephemeris.rb', line 1791 def day_epoch @day_epoch end |
#denominator ⇒ Numeric (readonly)
統法
1807 1808 1809 |
# File 'lib/when_exe/ephemeris.rb', line 1807 def denominator @denominator end |
#long ⇒ Numeric (readonly)
計算の基準経度 / 度
1779 1780 1781 |
# File 'lib/when_exe/ephemeris.rb', line 1779 def long @long end |
#lunation_length ⇒ Numeric (readonly)
朔望月
1803 1804 1805 |
# File 'lib/when_exe/ephemeris.rb', line 1803 def lunation_length @lunation_length end |
#month_epoch ⇒ Numeric (readonly)
計算の元期(月)
1787 1788 1789 |
# File 'lib/when_exe/ephemeris.rb', line 1787 def month_epoch @month_epoch end |
#month_length ⇒ Numeric (readonly)
恒星月
1799 1800 1801 |
# File 'lib/when_exe/ephemeris.rb', line 1799 def month_length @month_length end |
#year_epoch ⇒ Numeric (readonly)
計算の元期(年)
1783 1784 1785 |
# File 'lib/when_exe/ephemeris.rb', line 1783 def year_epoch @year_epoch end |
#year_length ⇒ Numeric (readonly)
回帰年
1795 1796 1797 |
# File 'lib/when_exe/ephemeris.rb', line 1795 def year_length @year_length end |
Instance Method Details
#_mean_moon_(t) ⇒ Numeric Also known as: _true_moon_
月の平均黄経を返します。
1823 |
# File 'lib/when_exe/ephemeris.rb', line 1823 def _mean_moon_(t) (t - @day_epoch) / @month_length + @month_epoch end |
#_mean_sun_(t) ⇒ Numeric Also known as: _true_sun_
太陽の平均黄経を返します。
1815 |
# File 'lib/when_exe/ephemeris.rb', line 1815 def _mean_sun_(t) (t - @day_epoch) / @year_length + @year_epoch end |
#sunrise(sdn, height = nil) ⇒ Numeric
日の出の日時
1832 1833 1834 |
# File 'lib/when_exe/ephemeris.rb', line 1832 def sunrise(sdn, height=nil) return sdn.to_i - @long / 360.0 - 0.25 end |