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radar (version 1.0.0)

Fundamental Formulas for Radar

Description

Fundamental formulas for Radar, for attenuation, range, velocity, effectiveness, power, scatter, doppler, geometry, radar equations, etc. Based on Nick Guy's Python package PyRadarMet

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Version

Install

install.packages('radar')

Monthly Downloads

137

Version

1.0.0

License

GPL (>= 3)

Maintainer

Jose Gama

Last Published

December 2nd, 2014

Functions in radar (1.0.0)

GeometryRangeCorrect

Half-power radius
GeometrySampleVolIdeal

Sample volume (idealized) assuming all power in half-power beamwidths
ConversionZ2dBZ

Conversion from linear Z units to dBZ (log) units
SystemGainPratio

Antenna gain via power ratio
GeometrySampleVolGauss

Sample volume assuming transmitted energy in Gaussian beam shape
GeometryRayHeight

Center of radar beam height calculation
DopplerPulseLength

Pulse length from pulse duration
DopplerPulseDuration

Pulse duration from pulse length
GeometryReffective

Effective radius calculation
AttenuationScatCoeff

Scattering coefficient of a spherical particle
DopplerVmaxDual

Doppler velocity from dual PRF scheme radar (+ or -)
DopplerRmax

Maximum unamiguous range
DopplerDilemma

Doppler dilemma
GeometryHalfPowerRadius

Half-power radius
GeometryBeamBlockFrac

Partial beam blockage fraction
VariablesCDR

Circular depolarization ratio
ConversiondBZ2Z

Conversion from dBZ (log) units to linear Z units
DopplerFreq

Frequency given wavelength
DopplerFmax

Maximum frequency given PRF
ElectronicWarfareFrequencyBands

Electronic Warfare Frequency Bands
SystemPowerTarget

Power intercepted by target
VariablesHDR

Differential reflectivity hail signature
DopplerVshift

Adjusted Doppler velocity from a mobile platform
SystemSizeParam

Size parameter calculation
SystemAntEffArea

Antenna effective area
Systemwavelength

Wavelength given frequency
VariablesLDR

Linear depolarization ratio
SystemFreq

Frequency given wavelength
DopplerWavelength

Wavelength given frequency
VariablesReflectivity

Radar reflectivity
ApertureWeightingFunctionsAntenna

Antenna Characteristics for Aperture Weighting Functions
kConstantSpeedOfLight

Constant speed of light
SystemXsecBscatterSphere

Backscatter cross-sectional area of a sphere using the Rayleigh approximation
SystemNormXsecBscatterSphere

Normalized Backscatter cross-sectional area of a sphere using the Rayleigh approximation
SystemThermalNoise

Thermal noise power
AttenuationExtCoeff

Extinction coefficient of a spherical particle
VariablesZDP

Reflectivity difference
VariablesRadVel

Radial velocity
AttenuationAbsCoeff

Absorption coefficient of a spherical particle
DopplerVmax

Nyquist velocity, or maximum unambiguous Doppler velocity (+ or -)
SystemPowerReturnTarget

Power returned by target located at the center of the antenna beam pattern
SystemRadarConst

Radar constant
VariablesZDR

Differential reflectivity