Method List

Classes Methods Files

Search:

#+ Astronoby::Angle
#+ Astronoby::Distance
#+ Astronoby::Duration
#+ Astronoby::Velocity
#+ Astronoby::AngularVelocity
#- Astronoby::Angle
#- Astronoby::Distance
#- Astronoby::Duration
#- Astronoby::Velocity
#- Astronoby::AngularVelocity
#-@ Astronoby::Angle
#-@ Astronoby::Distance
#-@ Astronoby::Duration
#-@ Astronoby::Velocity
#-@ Astronoby::AngularVelocity
#<=> Astronoby::Angle
#<=> Astronoby::Instant
#<=> Astronoby::Distance
#<=> Astronoby::Duration
#<=> Astronoby::Velocity
#<=> Astronoby::AngularVelocity
#== Astronoby::Center
#== Astronoby::Observer
#[] Astronoby::Cache
#[] Astronoby::NullCache
#[]= Astronoby::Cache
#[]= Astronoby::NullCache
#abbreviation Astronoby::Constellation
about_x Astronoby::Rotation
about_y Astronoby::Rotation
about_z Astronoby::Rotation
#abs Astronoby::Duration
#abs2 Astronoby::Distance
#abs2 Astronoby::Velocity
absolute_magnitude Astronoby::Sun
absolute_magnitude Astronoby::Mars
absolute_magnitude Astronoby::Moon
absolute_magnitude Astronoby::Venus
absolute_magnitude Astronoby::Saturn
absolute_magnitude Astronoby::Uranus
absolute_magnitude Astronoby::Jupiter
absolute_magnitude Astronoby::Mercury
absolute_magnitude Astronoby::Neptune
absolute_magnitude Astronoby::SolarSystemBody
acos Astronoby::Angle
#additional_corrections Astronoby::MoonPhasesPeriodicTerms
adjustement_for_arctangent Astronoby::Util::Trigonometry
#altitude Astronoby::Coordinates::Horizontal
angle Astronoby::Refraction
angle Astronoby::GeocentricParallax
#angle Astronoby::GreatestElongation
#angular_diameter Astronoby::SolarSystemBody
apoapsis_events Astronoby::Moon
#apoapsis_events_between Astronoby::ExtremumCalculator
#apparent Astronoby::SolarSystemBody
#apparent Astronoby::DeepSkyObjectPosition
#apparent? Astronoby::SiderealTime
apparent_from_utc Astronoby::GreenwichSiderealTime
#apparent_magnitude Astronoby::Sun
#apparent_magnitude Astronoby::SolarSystemBody
#apply Astronoby::GeocentricParallax
#approaching_primary? Astronoby::Sun
#approaching_primary? Astronoby::SolarSystemBody
asin Astronoby::Angle
#astrometric Astronoby::SolarSystemBody
#astrometric Astronoby::DeepSkyObjectPosition
#astronomical_units Astronoby::Distance
#astronomical_units_per_day Astronoby::Velocity
at Astronoby::MeanObliquity
at Astronoby::TrueObliquity
#at Astronoby::DeepSkyObject
at Astronoby::SolarSystemBody
atan Astronoby::Angle
#axis_distance Astronoby::LunarEclipseCalculator::Geometry
#azimuth Astronoby::Coordinates::Horizontal
barycentric Astronoby::Center
#barycentric? Astronoby::Center
#body Astronoby::Opposition
#body Astronoby::Conjunction
#body Astronoby::SolarSystemBody
#body Astronoby::GreatestElongation
#body Astronoby::DeepSkyObjectPosition
#bright_limb_position_angle Astronoby::Moon
build_from_apparent Astronoby::Topocentric
build_from_astrometric Astronoby::Apparent
build_from_geometric Astronoby::Astrometric
build_from_geometric Astronoby::MeanOfDate
#cache Astronoby::Configuration
cache Astronoby
#cache_enabled Astronoby::Configuration
#cache_enabled? Astronoby::Configuration
#cache_precision Astronoby::Configuration
#cache_precisions Astronoby::Configuration
#can_occur Astronoby::RiseTransitSetCalculator::PotentialEvent
#center Astronoby::ReferenceFrame
#clear Astronoby::Cache
#clear Astronoby::NullCache
#close Astronoby::Orientation
compute Astronoby::Correction::LightTimeDelay
#compute Astronoby::Correction::LightTimeDelay
compute_geometric Astronoby::SolarSystemBody
#compute_hour_angle Astronoby::Coordinates::Equatorial
configuration Astronoby
configure Astronoby
conjunction_events Astronoby::SolarSystemBody
#conjunction_events_between Astronoby::ConjunctionOppositionCalculator
#constellation Astronoby::SolarSystemBody
constellation_names Astronoby::Constellations::Data
correct_horizontal_coordinates Astronoby::Refraction
#corrected_position Astronoby::Aberration
#corrected_position Astronoby::Deflection
#cos Astronoby::Angle
cross_product Astronoby::Util::Maths
#current_phase_fraction Astronoby::Moon
data_path Astronoby::Constellations::Data
#date Astronoby::SiderealTime
#days Astronoby::Duration
december_solstice Astronoby::Sun
december_solstice Astronoby::EquinoxSolstice
decimal_hour_to_time Astronoby::Util::Time
#declination Astronoby::Coordinates::Equatorial
#degree_milliarcseconds Astronoby::Angle
#degrees Astronoby::Angle
#degrees Astronoby::Dms
#delay Astronoby::Correction::LightTimeDelay
#delta_t Astronoby::Instant
#diff Astronoby::Instant
#direction Astronoby::GreatestElongation
#distance Astronoby::ReferenceFrame
dot_product Astronoby::Util::Maths
download Astronoby::Ephem
download Astronoby::Orientation
#duration Astronoby::EclipsePhase
#earth_fixed_rotation_matrix_for Astronoby::Observer
#earth_geometric Astronoby::SolarSystemBody
eastern Astronoby::GreatestElongation
#eastern? Astronoby::SolarSystemBody
#eastern? Astronoby::GreatestElongation
eclipse_events Astronoby::Moon
#ecliptic Astronoby::ReferenceFrame
#ecliptic Astronoby::Apparent
#ecliptic Astronoby::Topocentric
#ecliptic Astronoby::MeanOfDate
#elevation Astronoby::Observer
#elevation Astronoby::Coordinates::Geodetic
#elongation Astronoby::SolarSystemBody
#ending_instant Astronoby::EclipsePhase
#ephem Astronoby::SolarSystemBody
ephemeris_segments Astronoby::Sun
ephemeris_segments Astronoby::Mars
ephemeris_segments Astronoby::Moon
ephemeris_segments Astronoby::Earth
ephemeris_segments Astronoby::Venus
ephemeris_segments Astronoby::Saturn
ephemeris_segments Astronoby::Uranus
ephemeris_segments Astronoby::Jupiter
ephemeris_segments Astronoby::Mercury
ephemeris_segments Astronoby::Neptune
ephemeris_segments Astronoby::SolarSystemBody
#epoch Astronoby::Coordinates::Equatorial
#equation_of_time Astronoby::Sun
#equatorial Astronoby::ReferenceFrame
#equatorial_coordinates Astronoby::StellarPropagation
equatorial_coordinates_for Astronoby::StellarPropagation
#evening_astronomical_twilight_time Astronoby::TwilightEvent
#evening_astronomical_twilight_times Astronoby::TwilightEvents
#evening_civil_twilight_time Astronoby::TwilightEvent
#evening_civil_twilight_times Astronoby::TwilightEvents
#evening_nautical_twilight_time Astronoby::TwilightEvent
#evening_nautical_twilight_times Astronoby::TwilightEvents
#event_on Astronoby::TwilightCalculator
#event_on Astronoby::RiseTransitSetCalculator
#events_between Astronoby::TwilightCalculator
#events_between Astronoby::LunarEclipseCalculator
#events_between Astronoby::RiseTransitSetCalculator
#events_on Astronoby::RiseTransitSetCalculator
#extrema Astronoby::ExtremumFinder
#fetch Astronoby::Cache
#fetch Astronoby::NullCache
find Astronoby::Constellations::Finder
#find_extrema Astronoby::ExtremumCalculator
first_quarter Astronoby::MoonPhase
#first_quarter_correction Astronoby::MoonPhasesPeriodicTerms
for_equatorial_coordinates Astronoby::Precession
for_equatorial_coordinates Astronoby::GeocentricParallax
#format Astronoby::Dms
#format Astronoby::Hms
from_astronomical_units Astronoby::Distance
from_astronomical_units_per_day Astronoby::Velocity
from_besselian_year Astronoby::JulianDate
from_days Astronoby::Duration
from_degree_arcseconds Astronoby::Angle
from_degrees Astronoby::Angle
from_dms Astronoby::Angle
from_ecef Astronoby::Coordinates::Geodetic
from_gst Astronoby::LocalSiderealTime
from_gst Astronoby::LocalMeanSiderealTime
from_gst Astronoby::LocalApparentSiderealTime
from_hms Astronoby::Angle
from_hours Astronoby::Angle
from_hours Astronoby::Duration
from_julian_year Astronoby::JulianDate
from_kilometers Astronoby::Distance
from_kilometers_per_day Astronoby::Velocity
from_kilometers_per_second Astronoby::Velocity
from_meters Astronoby::Distance
from_meters_per_second Astronoby::Velocity
from_milliarcseconds_per_year Astronoby::AngularVelocity
from_minutes Astronoby::Duration
from_parsecs Astronoby::Distance
from_position_vector Astronoby::Coordinates::Equatorial
from_radians Astronoby::Angle
from_radians_per_second Astronoby::AngularVelocity
from_seconds Astronoby::Duration
from_terrestrial_time Astronoby::Instant
from_time Astronoby::Instant
from_time Astronoby::JulianDate
from_utc Astronoby::LocalSiderealTime
from_utc Astronoby::GreenwichSiderealTime
from_utc Astronoby::LocalMeanSiderealTime
from_utc Astronoby::GreenwichMeanSiderealTime
from_utc Astronoby::LocalApparentSiderealTime
from_utc Astronoby::GreenwichApparentSiderealTime
from_utc_julian_date Astronoby::Instant
from_utc_polynomial Astronoby::GreenwichMeanSiderealTime
full_moon Astronoby::MoonPhase
#full_moon_correction Astronoby::MoonPhasesPeriodicTerms
#gamma Astronoby::LunarEclipse
#gamma Astronoby::LunarEclipseCalculator::Geometry
#gast Astronoby::Instant
generate Astronoby::CacheKey
geocentric Astronoby::Center
#geocentric? Astronoby::Center
#geocentric_position Astronoby::Observer
#geocentric_velocity Astronoby::Observer
#geodetic Astronoby::Teme::EcefCoordinates
geometric Astronoby::SolarSystemBody
#geometric Astronoby::SolarSystemBody
get Astronoby::Constellations::Repository
#gmst Astronoby::Instant
greatest_elongation_events Astronoby::SolarSystemBody
#greatest_elongation_events_between Astronoby::GreatestElongationCalculator
#hash Astronoby::Angle
#hash Astronoby::Center
#hash Astronoby::Instant
#hash Astronoby::Distance
#hash Astronoby::Duration
#hash Astronoby::Observer
#hash Astronoby::Velocity
#hash Astronoby::AngularVelocity
#horizontal Astronoby::Topocentric
#hour_angle Astronoby::Coordinates::Equatorial
#hour_angle Astronoby::RiseTransitSetCalculator::PotentialEvent
#hours Astronoby::Angle
#hours Astronoby::Duration
#hours Astronoby::Hms
#illuminated_fraction Astronoby::SolarSystemBody
indexed_abbreviations Astronoby::Constellations::Data
inferior Astronoby::Conjunction
#inferior? Astronoby::Conjunction
inferior_planet? Astronoby::Venus
inferior_planet? Astronoby::Mercury
inferior_planet? Astronoby::SolarSystemBody
#initialize Astronoby::Angle
#initialize Astronoby::Cache
#initialize Astronoby::Center
#initialize Astronoby::Vector
#initialize Astronoby::Instant
#initialize Astronoby::Distance
#initialize Astronoby::Duration
#initialize Astronoby::Nutation
#initialize Astronoby::Observer
#initialize Astronoby::Velocity
#initialize Astronoby::Libration
#initialize Astronoby::Aberration
#initialize Astronoby::Dms
#initialize Astronoby::Hms
#initialize Astronoby::Deflection
#initialize Astronoby::MoonPhase
#initialize Astronoby::Precession
#initialize Astronoby::Refraction
#initialize Astronoby::Orientation
#initialize Astronoby::RootFinder
#initialize Astronoby::Configuration
#initialize Astronoby::Constellation
#initialize Astronoby::EarthRotation
#initialize Astronoby::ExtremumFinder
#initialize Astronoby::ReferenceFrame
#initialize Astronoby::AngularVelocity
#initialize Astronoby::EquinoxSolstice
#initialize Astronoby::Opposition
#initialize Astronoby::Conjunction
#initialize Astronoby::Events::MoonPhases
#initialize Astronoby::SiderealTime
#initialize Astronoby::GeocentricParallax
#initialize Astronoby::StellarPropagation
#initialize Astronoby::Coordinates::Ecliptic
#initialize Astronoby::Coordinates::Geodetic
#initialize Astronoby::EclipsePhase
#initialize Astronoby::LunarEclipse
#initialize Astronoby::ExtremumEvent
#initialize Astronoby::TwilightEvent
#initialize Astronoby::Teme::EcefCoordinates
#initialize Astronoby::Teme
#initialize Astronoby::DeepSkyObject
#initialize Astronoby::Coordinates::Equatorial
#initialize Astronoby::Coordinates::Horizontal
#initialize Astronoby::TwilightEvents
#initialize Astronoby::MoonPhysicalEphemeris
#initialize Astronoby::SolarSystemBody
#initialize Astronoby::LocalSiderealTime
#initialize Astronoby::ExtremumCalculator
#initialize Astronoby::GreatestElongation
#initialize Astronoby::TwilightCalculator
#initialize Astronoby::MoonOrientationEphemeris
#initialize Astronoby::Geometric
#initialize Astronoby::Correction::LightTimeDelay
#initialize Astronoby::Topocentric
#initialize Astronoby::RiseTransitSetEvent
#initialize Astronoby::LocalMeanSiderealTime
#initialize Astronoby::RiseTransitSetEvents
#initialize Astronoby::DeepSkyObjectPosition
#initialize Astronoby::LunarEclipseCalculator::Geometry
#initialize Astronoby::LunarEclipseCalculator
#initialize Astronoby::GreenwichMeanSiderealTime
#initialize Astronoby::LocalApparentSiderealTime
#initialize Astronoby::RiseTransitSetCalculator::PotentialEvent
#initialize Astronoby::RiseTransitSetCalculator
#initialize Astronoby::GreatestElongationCalculator
#initialize Astronoby::GreenwichApparentSiderealTime
#initialize Astronoby::ConjunctionOppositionCalculator
#initialize Astronoby::MoonPhasesPeriodicTerms
#instant Astronoby::ReferenceFrame
#instant Astronoby::Opposition
#instant Astronoby::Conjunction
#instant Astronoby::LunarEclipse
#instant Astronoby::ExtremumEvent
#instant Astronoby::SolarSystemBody
#instant Astronoby::GreatestElongation
#instant Astronoby::DeepSkyObjectPosition
june_solstice Astronoby::Sun
june_solstice Astronoby::EquinoxSolstice
#key Astronoby::Cache::Entry
#kilometers Astronoby::Distance
#kilometers_per_day Astronoby::Velocity
#kilometers_per_second Astronoby::Velocity
#kind Astronoby::Center
#kind Astronoby::LunarEclipse
#last Astronoby::Instant
last_quarter Astronoby::MoonPhase
#last_quarter_correction Astronoby::MoonPhasesPeriodicTerms
#latitude Astronoby::Observer
#latitude Astronoby::Libration
#latitude Astronoby::Coordinates::Ecliptic
#latitude Astronoby::Coordinates::Geodetic
#libration Astronoby::Moon
#libration Astronoby::MoonPhysicalEphemeris
#libration Astronoby::MoonOrientationEphemeris
light_speed Astronoby::Velocity
linear_interpolate Astronoby::Util::Maths
linspace Astronoby::Util::Maths
#lmst Astronoby::Instant
load Astronoby::Ephem
load Astronoby::Orientation
#longitude Astronoby::Observer
#longitude Astronoby::Libration
#longitude Astronoby::Coordinates::Ecliptic
#longitude Astronoby::Coordinates::Geodetic
#longitude Astronoby::LocalSiderealTime
#magnitude Astronoby::Vector
march_equinox Astronoby::Sun
march_equinox Astronoby::EquinoxSolstice
#matrix Astronoby::Nutation
#matrix Astronoby::Precession
#matrix Astronoby::EarthRotation
matrix_for Astronoby::Nutation
matrix_for Astronoby::Precession
matrix_for Astronoby::EarthRotation
matrix_for_epoch Astronoby::Precession
#max_size Astronoby::Cache
#max_size= Astronoby::NullCache
#mean? Astronoby::SiderealTime
mean_from_utc Astronoby::GreenwichSiderealTime
#mean_matrix Astronoby::EarthRotation
mean_matrix_for Astronoby::EarthRotation
#mean_of_date Astronoby::SolarSystemBody
#meters Astronoby::Distance
#meters_per_second Astronoby::Velocity
#milliarcseconds_per_year Astronoby::AngularVelocity
#minutes Astronoby::Duration
#minutes Astronoby::Dms
#minutes Astronoby::Hms
monthly_phase_events Astronoby::Moon
#morning_astronomical_twilight_time Astronoby::TwilightEvent
#morning_astronomical_twilight_times Astronoby::TwilightEvents
#morning_civil_twilight_time Astronoby::TwilightEvent
#morning_civil_twilight_times Astronoby::TwilightEvents
#morning_nautical_twilight_time Astronoby::TwilightEvent
#morning_nautical_twilight_times Astronoby::TwilightEvents
#name Astronoby::Constellation
#negated Astronoby::RiseTransitSetCalculator::PotentialEvent
#negative? Astronoby::Angle
#negative? Astronoby::Distance
#negative? Astronoby::Duration
#negative? Astronoby::Velocity
#negative? Astronoby::AngularVelocity
new_moon Astronoby::MoonPhase
#new_moon_correction Astronoby::MoonPhasesPeriodicTerms
#next Astronoby::Cache::Entry
normalize_time Astronoby::SiderealTime
#normalize_time Astronoby::SiderealTime
#nutation_in_longitude Astronoby::Nutation
#nutation_in_obliquity Astronoby::Nutation
obliquity_of_reference Astronoby::MeanObliquity
obliquity_of_reference_in_arcseconds Astronoby::MeanObliquity
#observed_by Astronoby::Position
#observed_by Astronoby::Teme
#observer Astronoby::Center
#observer Astronoby::Coordinates::Horizontal
#observer_dependent? Astronoby::Center
opposition_events Astronoby::SolarSystemBody
#opposition_events_between Astronoby::ConjunctionOppositionCalculator
#orientation Astronoby::SolarSystemBody
#parallactic_angle Astronoby::Moon
#partial Astronoby::LunarEclipse
#partial? Astronoby::LunarEclipse
#partial_contact_value Astronoby::LunarEclipseCalculator::Geometry
#penumbra_radius Astronoby::LunarEclipseCalculator::Geometry
#penumbral Astronoby::LunarEclipse
#penumbral? Astronoby::LunarEclipse
#penumbral_contact_value Astronoby::LunarEclipseCalculator::Geometry
#penumbral_magnitude Astronoby::LunarEclipse
#penumbral_magnitude Astronoby::LunarEclipseCalculator::Geometry
periapsis_events Astronoby::Moon
#periapsis_events_between Astronoby::ExtremumCalculator
#phase Astronoby::MoonPhase
#phase_angle Astronoby::Sun
#phase_angle Astronoby::Earth
#phase_angle Astronoby::SolarSystemBody
phases_for Astronoby::Events::MoonPhases
planet? Astronoby::SolarSystemBody
#position Astronoby::ReferenceFrame
#position Astronoby::StellarPropagation
#position Astronoby::Teme::EcefCoordinates
#position_angle_of_axis Astronoby::Moon
#position_angle_of_axis Astronoby::MoonPhysicalEphemeris
#position_angle_of_axis Astronoby::MoonOrientationEphemeris
#position_angle_to Astronoby::Coordinates::Equatorial
position_for Astronoby::StellarPropagation
#positive? Astronoby::Angle
#positive? Astronoby::Distance
#positive? Astronoby::Duration
#positive? Astronoby::Velocity
#positive? Astronoby::AngularVelocity
precess Astronoby::Precession
#pressure Astronoby::Observer
#prev Astronoby::Cache::Entry
quadratic_maximum Astronoby::Util::Maths
radec_to_index Astronoby::Constellations::Data
#radians Astronoby::Angle
#radians_per_second Astronoby::AngularVelocity
read_file Astronoby::Constellations::Data
#receding_from_primary? Astronoby::Sun
#receding_from_primary? Astronoby::SolarSystemBody
#refract Astronoby::Refraction
#refraction_angle Astronoby::Refraction
#reset_cache! Astronoby::Configuration
reset_configuration! Astronoby
#right_ascension Astronoby::Coordinates::Equatorial
rise_transit_set_events Astronoby::SolarSystemBody
#rising_time Astronoby::RiseTransitSetEvent
#rising_times Astronoby::RiseTransitSetEvents
#roots Astronoby::RootFinder
#rotation_for Astronoby::Orientation
round_terrestrial_time Astronoby::CacheKey
#seconds Astronoby::Duration
#seconds Astronoby::Dms
#seconds Astronoby::Hms
#separation_from Astronoby::ReferenceFrame
september_equinox Astronoby::Sun
september_equinox Astronoby::EquinoxSolstice
#setting_time Astronoby::RiseTransitSetEvent
#setting_times Astronoby::RiseTransitSetEvents
#shadow_axis_distance Astronoby::LunarEclipse
#sign Astronoby::Dms
#sin Astronoby::Angle
#size Astronoby::Cache
#size Astronoby::NullCache
sorted_declinations Astronoby::Constellations::Data
sorted_right_ascensions Astronoby::Constellations::Data
#starting_instant Astronoby::EclipsePhase
#str Astronoby::Angle
#subtype Astronoby::Conjunction
superior Astronoby::Conjunction
#superior? Astronoby::Conjunction
superior_planet? Astronoby::Mars
superior_planet? Astronoby::Saturn
superior_planet? Astronoby::Uranus
superior_planet? Astronoby::Jupiter
superior_planet? Astronoby::Neptune
superior_planet? Astronoby::SolarSystemBody
#tai Astronoby::Instant
#tan Astronoby::Angle
#target_body Astronoby::ReferenceFrame
#tdb Astronoby::Instant
#temperature Astronoby::Observer
#terrestrial_time Astronoby::Instant
terrestrial_universal_time_delta Astronoby::Util::Time
#time Astronoby::MoonPhase
#time Astronoby::EquinoxSolstice
#time Astronoby::Events::MoonPhases
#time Astronoby::SiderealTime
#time_for_zenith_angle Astronoby::TwilightCalculator
#to_date Astronoby::Instant
#to_datetime Astronoby::Instant
#to_dms Astronoby::Angle
#to_ecef Astronoby::Teme
#to_ecliptic Astronoby::Coordinates::Equatorial
#to_gcrs Astronoby::Teme
#to_gst Astronoby::LocalSiderealTime
#to_gst Astronoby::LocalMeanSiderealTime
#to_gst Astronoby::LocalApparentSiderealTime
#to_hms Astronoby::Angle
#to_horizontal Astronoby::Coordinates::Equatorial
#to_lst Astronoby::GreenwichSiderealTime
#to_time Astronoby::Instant
#to_utc Astronoby::GreenwichSiderealTime
#to_utc Astronoby::GreenwichMeanSiderealTime
topocentric Astronoby::Center
#topocentric? Astronoby::Center
#total Astronoby::LunarEclipse
#total? Astronoby::LunarEclipse
#total_contact_value Astronoby::LunarEclipseCalculator::Geometry
#transit_time Astronoby::RiseTransitSetEvent
#transit_times Astronoby::RiseTransitSetEvents
twilight_events Astronoby::Sun
#type Astronoby::SiderealTime
#umbra_radius Astronoby::LunarEclipseCalculator::Geometry
#umbral_magnitude Astronoby::LunarEclipse
#umbral_magnitude Astronoby::LunarEclipseCalculator::Geometry
#utc_offset Astronoby::Instant
#utc_offset Astronoby::Observer
validate_type! Astronoby::SiderealTime
#value Astronoby::Cache::Entry
#value Astronoby::ExtremumEvent
vector_from_astronomical_units_per_day Astronoby::Velocity
vector_from_meters Astronoby::Distance
vector_from_meters_per_second Astronoby::Velocity
#velocity Astronoby::ReferenceFrame
#velocity Astronoby::Teme::EcefCoordinates
#velocity_vector Astronoby::StellarPropagation
velocity_vector_for Astronoby::StellarPropagation
western Astronoby::GreatestElongation
#western? Astronoby::SolarSystemBody
#western? Astronoby::GreatestElongation
#x Astronoby::Vector
#y Astronoby::Vector
#z Astronoby::Vector
zero Astronoby::Angle
zero Astronoby::Distance
zero Astronoby::Duration
zero Astronoby::Velocity
zero Astronoby::AngularVelocity
zero Astronoby::Coordinates::Ecliptic
zero Astronoby::Coordinates::Equatorial
#zero? Astronoby::Angle
#zero? Astronoby::Distance
#zero? Astronoby::Duration
#zero? Astronoby::Velocity
#zero? Astronoby::AngularVelocity