Index



Aberration
5C
Absolute flux density
3E
Absorption coefficient
2B 7B
Airy pattern
3C
Alt-az (altitude-azimuth) telescope mount
3E
Ampere's law
5A
Antenna
3A
Antenna temperature
3A
Aperture
3B
Aperture blockage
3E
Aperture efficiency
3C
Astronomical unit
1C 2A
Atmospheric emission
2B
Atmospheric window
IA
Azimuth
3E



Bandpass filter
3F
Bandwidth
3F
Barycentric frame
6A
Beam solid angle
3A
Beamwidth
3B
Big blue bump (QSO)
5F
BL Lac object
5F
Blackbody radiation
2C
Bohr atom
7A
Bohr magneton
7E
Bohr radius
4A 7A
Bolometric luminosity
2A
Boltzmann distribution
7B
Bremsstrahlung
4A
Brightness
2A
Brightness temperature
2B
Broad-line region
5F


Calorimeter model
5F
Cassegrain subreflector
3E
Cavity radiation
2C
Chandrasekhar mass
6A
Characteristic age (pulsar)
6A
Coherent radiation (pulsar)
6A
Collecting area (effective)
3A
Column density
7E
Cosmic rays
5B
Cosmic ray energy distribution
5D
Cosmological evolution
5F
Coulomb's law
2D
Critical density
7D
Critical frequency (synchrotron)
5C
Current
3A
Curvature radiation (pulsar)
6A
Cyclotron radiation
5A
Cyg A (radio galaxy)
5D


De Broglie wavelength
7A
Death line (P-Pdot diagram)
6A
Debye length
4B
Density bounded (HII region)
4A
Departure coefficient
7C
Diatomic molecule
7D
Dicke switch
3F
Dipole antenna
3A
Dipole moment (electric)
7D
Dispersion delay
6A
Dispersion measure
6A
Dispersive smearing
6A
Doppler boosting
5F
Doppler equation
5E
Doppler factor
5F
Dummy load
2C


Eccentricity (elliptical orbit)
6A
Eddington luminosity
5D
Effective collecting area
3A
Effective temperature (relativistic electron)
5D
Einstein coefficients
7B
Einstein delay
6A
Electric dipole moment
7D
Electric field
2D
Electric field pattern
3B
Electron gyro frequency
5A
Electron mass
4B
Elevation (angle)
3E
Emission coefficient
2B
Emission measure
4B
Equipartition energy
5D
Event coordinates
5B
Evolution (cosmological)
5F
Excitation temperature
7B


F/D ratio
3B
Fanaroff-Riley FR I and FR II sources
5F
Far-field distance
3B
Far-infrared (FIR) / radio correlation
5F
Feed antenna
3A 3B
Field pattern
3B
Fine-structure constant
7E
Flux density
2A
Focal ellipsoid
3B 3E
Focal length
3B
Focal point
3B
Focal ratio
3B
FR I, FR II sources
5F
Fraunhofer approximation
3B
Free-free emission coefficient
4B
Free-free Gaunt factor
4B
Free-free opacity
4B
Free-free radiation
4A 4B
Free-free spectral luminosity
4B
FWHM beamwidth
3B 3C


Gain (antenna)
3A
Gain fluctuations (radiometer)
3F
Gaussian (function)
3C
Gregorian subreflector
3E
Ground-plane vertical
3A
Group velocity
6A
Gyro frequency
5A
Gyro radiation
5A


HI line (21 cm line)
7E
HII region
4A
Half-power beam width (HPBW)
3B 3C
Homology telescope
3E
Huygen's principle
3B
Hyperfine line
7E


Impact parameter
4B
Integrator
3F
Intermediate-Frequency (IF)
3F
Intrinsic line width
7A
Inverse-Compton average frequency
5E
Inverse-Compton maximum frequency
5E
Inverse-Compton power (electron)
5E
Inverse-Compton radiation
5E
Inverse-square law
2A
Ionization bounded
4A


Jansky, Karl
1B


Kirchoff's formula, Kirchoff's law
2B


Larmor's equation, Larmor's formula
2D
Light cylinder (pulsar)
6A
Line flux
7E
Line opacity coefficient
7B
Line profile
7A
Linear absorption coefficient
2B
Local oscillator
3F
Local thermodynamic equilibrium (LTE)
2B
Lorentz factor
5B
Lorentz transform
5B
Luminosity function
5F


Magnetar
6A
Magnetic dipole (pulsar)
6A
Magnetic dipole radiation
6A
Magnetic energy density
5B
Magnetic field (synchrotron source)
5D
Magnetic force
5A
Magnetobremsstrahlung
5A
Main beam
3A
Main beam efficiency
3A 3B
Main beam solid angle
3A
Maser emission
7B
Matched polarization
3A
Matter bounded (HII region)
4A
Maxwellian distribution
4B
Mean electric dipole moment
7D
Millisecond pulsar
6A
Minimum energy
5D
Minimum magnetic field (pulsar)
6A
Mixer
3F
Molecular lines
7D


Natural line width
7A
Negative absorption
7B
Neutral hydrogen line
7E
Neutron star
5F
Noise temperature
3F
Nonthermal source
5D
Normal galaxy
5F
Nuclear g-factor
7E
Nyquist formula
2C


Ohm's law
3A
Opacity
2B
Opacity coefficient
2B 7B
Optical depth
2B
Optical velocity
7E


P-Pdot diagram (pulsar)
6A
Paraboloidal reflector
3B
Photon
2C
Pitch angle
5B
PK (Post-Keplerian) parameters
6A
Planck's law
2C
Planetary nebula
4A
Plasma frequency
6A
Point-source response
3B
Polar molecule
7D
Polar mount
3E
Post-Keplerian (PK) parameters
6A
Power gain
3A
Power pattern
3A
Poynting flux
2D
Proton mass
4B
Pulsar
6A


Quasi-stellar object (QSO)
5F


Radiation energy density
2C
Radiation resistance
3A
Radiative transfer
2B
Radio (frequency range)
1A
Radio velocity
7E
Radiometer
3F
Radiometer equation
3F
Ray optics
2A
Rayleigh resolution criterion
3B
Rayleigh-Jeans law
2C
Reber, Grote
1B
Reciprocity
3A
Recombination lines
7A
Rectangular aperture
3C
Recycled pulsar
6A
Redshift
5F
Reduced mass
7D
Reflection coefficient
2B
Reflector antennas
3B
Reflector surface efficiency
3C
Relativistic aberration
5C
Relativistic beaming (electron)
5C
Resolving power
3B
Roemer delay
6A
Rotation curve
7E
Ruze equation
3C
Rydberg constant
7A
Rydberg frequency
7A


Saha equation
7C
Schwarzschild radius
5D
Seyfert galaxy
5F
Shapiro delay
6A
Sidelobe
3A
Similarity theorem
3B
Sinc function
3B
Sky survey
5F
Source counts
5F
Specific intensity
2A
Spectral brightness
2A
Spectral emissivity
2B
Spectral energy density
2C
Spectral index
4B
Spectral line
7A
Spectral luminosity
2A
Spin temperature
7E
Spin-up line (P-Pdot diagram)
6A
Spontaneous emission coefficient
7B
Spontaneous emission rate
7A 7B
Square-law detector
3F
Starburst (galaxy)
5F
Stationary noise
3F
Stationary state
7B
Statistical weights
7B
Stefan-Boltzmann constant
2C
Stimulated emission
7B
Stimulated emission coefficient
7B
Stray radiation
3A
Stromgren radius
4A
Stromgren sphere
4A
Strong reciprocity theorem
3A
Superheterodyne receiver
3F
Superluminal velocity
5F
Synchrotron brightness limit
5E
Synchrotron lifetime (source)
5D
Synchrotron power (electron)
5B
Synchrotron radiation
5A 5B
Synchrotron self-absorption
5D
Synchrotron self-Compton radiation
5E
Synchrotron spectrum (electron)
5C
Synchrotron spectrum (source)
5D
System noise temperature
3F


Thermal bremsstrahlung
4A
Thermal source
5D
Thermodynamic equilibrium (TE)
2B
Thomson cross section
5B 5E
Time constant (detector)
3F
Time dilation (relativistic)
5B
Total intensity
2A
Total-power radiometer
3F
Total-power radiometer equation
3F
Transit telescope
3E
Transverse Doppler shift
5F
Tully-Fisher relation
7E


Unified model (AGN)
5F
Uniform illumination
3B
Unipolar generator
6A
Unit rectangle function
3B
Unpolarized radiation
3A


Waveguide horn
3A 3E
Weak reciprocity theorem
3A
Wien's law
2C


Zenith angle
2B 3E