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::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, #meridian_passage_of_moon, #meridian_passage_of_sun, #moon_noon, #moon_visibility, #moonrise, #moonset, #nearest_past, #phase_range, #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
#[], #^, _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)
1808 1809 1810 |
# File 'lib/when_exe/ephemeris.rb', line 1808 def day_epoch @day_epoch end |
#denominator ⇒ Numeric (readonly)
統法
1824 1825 1826 |
# File 'lib/when_exe/ephemeris.rb', line 1824 def denominator @denominator end |
#long ⇒ Numeric (readonly)
計算の基準経度 / 度
1796 1797 1798 |
# File 'lib/when_exe/ephemeris.rb', line 1796 def long @long end |
#lunation_length ⇒ Numeric (readonly)
朔望月
1820 1821 1822 |
# File 'lib/when_exe/ephemeris.rb', line 1820 def lunation_length @lunation_length end |
#month_epoch ⇒ Numeric (readonly)
計算の元期(月)
1804 1805 1806 |
# File 'lib/when_exe/ephemeris.rb', line 1804 def month_epoch @month_epoch end |
#month_length ⇒ Numeric (readonly)
恒星月
1816 1817 1818 |
# File 'lib/when_exe/ephemeris.rb', line 1816 def month_length @month_length end |
#year_epoch ⇒ Numeric (readonly)
計算の元期(年)
1800 1801 1802 |
# File 'lib/when_exe/ephemeris.rb', line 1800 def year_epoch @year_epoch end |
#year_length ⇒ Numeric (readonly)
回帰年
1812 1813 1814 |
# File 'lib/when_exe/ephemeris.rb', line 1812 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。
1840 |
# File 'lib/when_exe/ephemeris.rb', line 1840 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。
1832 |
# File 'lib/when_exe/ephemeris.rb', line 1832 def _mean_sun_(t) (t - @day_epoch) / @year_length + @year_epoch end |
#sunrise(sdn, height = nil) ⇒ Numeric
日の出の日時
1849 1850 1851 |
# File 'lib/when_exe/ephemeris.rb', line 1849 def sunrise(sdn, height=nil) return sdn.to_i - @long / 360.0 - 0.25 end |