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
Defined Under Namespace
Modules: LunarMethod, SolarMethod
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::ConstList, Parts::Resource::ConstTypes, Parts::Resource::IRIHeader, 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, #cn_to_time_, #day_event, #lunar_eclipse, #meridian_passage_of_moon, #meridian_passage_of_sun, #moon_noon, #moon_visibility, #moonrise, #moonset, #nearest_past, #phase_range, #solar_eclipse, #sun_noon, #sunset, #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_, _setup_info, escape, #method_missing, #method_missing_
Methods included from Parts::Resource
#[], #^, _abbreviation_to_iri, _decode, _encode, _extract_prefix, _instance, _instantiate, _parse, _path_with_prefix, _replace_tags, _setup_, _setup_info, _simplify_path, base_uri, #each, #enum_for, #hierarchy, #include?, #included?, #iri, #leaf?, #m17n, #map, #next, #parent, #prev, #registered?, root_dir
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)
1842 1843 1844 |
# File 'lib/when_exe/ephemeris.rb', line 1842 def day_epoch @day_epoch end |
#denominator ⇒ Numeric (readonly)
統法
1858 1859 1860 |
# File 'lib/when_exe/ephemeris.rb', line 1858 def denominator @denominator end |
#long ⇒ Numeric (readonly)
計算の基準経度 / 度
1830 1831 1832 |
# File 'lib/when_exe/ephemeris.rb', line 1830 def long @long end |
#lunation_length ⇒ Numeric (readonly)
朔望月
1854 1855 1856 |
# File 'lib/when_exe/ephemeris.rb', line 1854 def lunation_length @lunation_length end |
#month_epoch ⇒ Numeric (readonly)
計算の元期(月)
1838 1839 1840 |
# File 'lib/when_exe/ephemeris.rb', line 1838 def month_epoch @month_epoch end |
#month_length ⇒ Numeric (readonly)
恒星月
1850 1851 1852 |
# File 'lib/when_exe/ephemeris.rb', line 1850 def month_length @month_length end |
#year_epoch ⇒ Numeric (readonly)
計算の元期(年)
1834 1835 1836 |
# File 'lib/when_exe/ephemeris.rb', line 1834 def year_epoch @year_epoch end |
#year_length ⇒ Numeric (readonly)
回帰年
1846 1847 1848 |
# File 'lib/when_exe/ephemeris.rb', line 1846 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。
1874 |
# File 'lib/when_exe/ephemeris.rb', line 1874 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。
1866 |
# File 'lib/when_exe/ephemeris.rb', line 1866 def _mean_sun_(t) (t - @day_epoch) / @year_length + @year_epoch end |
#sunrise(sdn, height = nil) ⇒ Numeric
日の出の日時
1883 1884 1885 |
# File 'lib/when_exe/ephemeris.rb', line 1883 def sunrise(sdn, height=nil) return sdn.to_i - @long / 360.0 - 0.25 end |