Class: When::TimeStandard::MartianTimeCoordinated
- Inherits:
-
TimeStandard
- Object
- BasicTypes::Object
- TimeStandard
- When::TimeStandard::MartianTimeCoordinated
- Defined in:
- lib/when_exe/region/martian.rb
Overview
Martian Time, Coordinated
Constant Summary collapse
- J2000Jan6 =
2451549.5
- Ratio =
1.02749125
- MTC0 =
44796.0 - 0.0002 - 0.5
Constants included from When::TimeStandard
DeltaT, DeltaT0, DeltaThreshold, TAI_UTC, YearThreshold
Constants included from Parts::Resource
Parts::Resource::LabelProperty
Instance Attribute Summary
Attributes inherited from BasicTypes::Object
Attributes included from Parts::Resource
#_pool, #child, #keys, #locale, #namespace
Instance Method Summary collapse
-
#from_dynamical_date(date) ⇒ Numeric
dynamical date を当該時刻系の日付に変換する.
-
#from_dynamical_time(time) ⇒ Numeric
dynamical time を universal time に変換する.
-
#to_dynamical_date(date) ⇒ Numeric
当該時刻系の日付を dynamical date に変換する.
-
#to_dynamical_time(time) ⇒ Numeric
universal time を dynamical time に変換する.
Methods inherited from TimeStandard
#from_time_object, #has_leap?, #rate_of_clock, #to_time_object
Methods included from When::TimeStandard
_is_systemtime_universal?, _leap_seconds, _setup_, delta_t, delta_t_coordinated, delta_t_observed, delta_t_observed_nasa, delta_t_observed_poly, from_dynamical_time, from_time_object, to_dynamical_time, to_time_object
Methods inherited from BasicTypes::Object
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
Dynamic Method Handling
This class handles dynamic methods through the method_missing method in the class When::Parts::Resource
Instance Method Details
#from_dynamical_date(date) ⇒ Numeric
dynamical date を当該時刻系の日付に変換する
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# File 'lib/when_exe/region/martian.rb', line 75 def from_dynamical_date(date) (date - J2000Jan6) / Ratio + MTC0 end |
#from_dynamical_time(time) ⇒ Numeric
dynamical time を universal time に変換する
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# File 'lib/when_exe/region/martian.rb', line 97 def from_dynamical_time(time) When::TM::JulianDate._d_to_t( from_dynamical_date( When::TM::JulianDate._t_to_d(time))) end |
#to_dynamical_date(date) ⇒ Numeric
当該時刻系の日付を dynamical date に変換する
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# File 'lib/when_exe/region/martian.rb', line 65 def to_dynamical_date(date) (date - MTC0) * Ratio + J2000Jan6 end |
#to_dynamical_time(time) ⇒ Numeric
universal time を dynamical time に変換する
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# File 'lib/when_exe/region/martian.rb', line 85 def to_dynamical_time(time) When::TM::JulianDate._d_to_t( to_dynamical_date( When::TM::JulianDate._t_to_d(time))) end |