Class: Zmanim::Util::NOAACalculator

Inherits:
Object
  • Object
show all
Includes:
AstronomicalCalculations
Defined in:
lib/zmanim/util/noaa_calculator.rb

Constant Summary collapse

JULIAN_DAY_JAN_1_2000 = 
2451545.0
JULIAN_DAYS_PER_CENTURY = 
36525.0

Constants included from AstronomicalCalculations

AstronomicalCalculations::GEOMETRIC_ZENITH

Instance Attribute Summary

Attributes included from AstronomicalCalculations

#earth_radius, #refraction, #solar_radius

Instance Method Summary collapse

Methods included from AstronomicalCalculations

#adjusted_zenith, #elevation_adjustment

Instance Method Details

#name ⇒ Object 



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# File 'lib/zmanim/util/noaa_calculator.rb', line 12

def name
  'US National Oceanic and Atmospheric Administration Algorithm'
end

#utc_sunrise(date, geo_location, zenith, adjust_for_elevation: false) ⇒ Object 



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# File 'lib/zmanim/util/noaa_calculator.rb', line 16

def utc_sunrise(date, geo_location, zenith, adjust_for_elevation: false)
  utc_sun_position(date, geo_location, zenith, adjust_for_elevation, :sunrise)
rescue Math::DomainError
  nil
end

#utc_sunset(date, geo_location, zenith, adjust_for_elevation: false) ⇒ Object 



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# File 'lib/zmanim/util/noaa_calculator.rb', line 22

def utc_sunset(date, geo_location, zenith, adjust_for_elevation: false)
  utc_sun_position(date, geo_location, zenith, adjust_for_elevation, :sunset)
rescue Math::DomainError
  nil
end