| AFoV |
Angular FoV
|
| ALMA |
Atacama Large Millimeter/submillimeter Array |
| AoV |
Angle of View (camera)
|
| Aphelion |
A point in the orbit where a planet is at farthest
|
| |
distance from Sun
(closest - Perihelion)
|
| Apogee |
A point in the orbit of a Earth based satellite at farthest distance from Earth
(closest - Perigee)
|
| |
Top |
| BBN |
Big Bang nucleosynthesis |
| BCRS |
Barycentric Celestial Reference System
(Geocentric - GCRS) |
| |
Top |
| CBN |
Cosmic Neutrino Background |
| CCD |
Charged coupled Devices (
CCD Details
)
|
| CEO |
Celestial Ephemeris Origin |
| CEP |
Celestial Ephemeris Pole |
| CIP |
Celestial Intermediate Pole |
| CMB |
Cosmic
Microwave Background |
| CMBR |
Cosmic Microwave Background Radiation |
| CME |
Coronal Mass Ejection
(solar flares ejected from corona of the sun)
|
| |
Top |
| DSN |
Deep Space Network |
| |
Top |
| EHT |
Event Horizon Telescope (array of telescopes that uses
VLBI for observation)
|
| EMR |
Electromagnetic Radiation
|
| ERA |
Earth Rotation Angle (66.5° measured from plane of rotation around the Sun)
|
| EUV |
Extreme Ultra Violet (solar radiation)
|
| |
Top |
| FoV |
Field of View (in a telescope)
|
| FRB |
Fast Radio Burst (millisecond-duration radio pulses)
|
| FWHM |
Full Width at Half Maximum - absorption and emission spectral lines
|
| |
Top |
| G2V |
Stellar classification of yellow star Sun based on spectral characteristics
|
| |
G2V: surface temperature range of 5,200 to 6,000 °K
|
| GAST |
Greenwich Apparent Sidereal Time |
| GCR |
Galactic Cosmic Radiation
|
| GCRS |
Geocentric Celestial Reference System
(Barycentric - BCRS) |
| GIC |
Geomagnetic Induced Currents |
| GLE |
Ground Level Event |
| GHA |
Greenwich Hour Angle |
| GMST |
Greenwich Mean
Sidereal Time |
| GMC |
Giant Molecular Clouds (star creating interstellar matter)
|
| GRB |
Gamma Ray Burst (solar activity)
|
| GxV |
GxV: Stellar classification where x=0,1...9 (G0V, G1V, G2V ...G9V)
|
| |
Top |
| HET |
Hobby - Eberly Telescope
|
| HMI |
Helioseismic and Magnetic Imager (improved version of MDI
used for solar activity image analysis) |
| HSS |
High Speed Solar wind stream
|
| HST |
Hubble Space Telescope
|
| HUT |
Hopkins Ultraviolet Telescope
|
| |
Top |
| IAU |
International Astronomical Union
|
| IMF |
Interplanetary Magnetic Field
|
| ISM |
Interstellar Medium
|
| |
Top |
| JWT
|
James Webb Telescope (also JWST James Webb Space Telescope)
|
| |
Top |
| KBO |
Kuiper Belt Objects
|
| |
Top |
| LASCO |
Large Angle and Spectrometric COronagraph
|
| LBT |
Large Binocular Telescope (optical telescope)
|
| LIC |
Local Interstellar Cloud |
| LMC |
Large Magellanic Cloud (small - SMC)
|
| LUF |
Lowest Usable
Frequency
|
| LWIR |
Long-Wave Infra Red (short - SWIR)
|
| |
Top |
| MDI |
Michelson Doppler Imager
(improved version - HMI) |
| MGRS |
Military Grid Reference System
|
| MKK |
Morgan, Keenan, and Kellman - star classification based on luminosity
|
| MMT |
Multiple Mirror Telescope
|
| MODIS |
Moderate Resolution Imaging Spectroradiometer
|
| MUF |
Maximum Usable
Frequency
|
| MWIR |
Mid-Wave Infra Red (short - SWIR, long - LWIR)
|
| |
Top |
| NASA |
National Aeronautics and Space Administration (USA)
|
| NEA |
Near Earth Asteroid
|
| NEAR |
Near Earth Asteroid Rendezvous
|
| NEO |
Near Earth Object |
| NGA |
Non-Gravitational Acceleration |
| NGC |
New General Catalogue - astronomical catalogue of nebulae, stars |
| NGSC |
NOAO Gemini Science Center
|
| NICMOS
|
Near Infrared Camera and Multi-Object Spectrometer
|
| NOAO
|
National Optical Astronomy Observatory (USA)
|
| |
Top |
| OBAFGKM |
Harvard University Spectral Classification of stars
|
| OTA |
Optical Tube Assembly (telescope)
|
| |
Top |
| PCA |
Polar Cap Absorption event
|
| PDS |
Planetary Data System (NASA)
|
| Perigee |
A point in the orbit of a Earth based satellite at nearest distance from Earth
(farthest - Apogee)
|
| Perihelion |
A point in the orbit where a planet is at closest distance to Sun
(farthest - Aphelion)
|
| PMT |
Photo Multiplier Tube
|
| |
Top |
| QSO
|
Quasi Stellar Object (quasar)
|
| |
Top |
| RNGC |
Revised NGC |
| |
Top |
| SAR |
Stable Auroral Red (arc formation)
|
| SDO |
Solar Dynamics Observatory |
| SED |
Spectral Energy Distribution
|
| SEP |
Solar Energetic Particles
|
| SETI |
Search for ExtraTerrestrial Intelligence
|
| SIRTF |
Space Infrared Telescope Facility
|
| SMBH |
Supermassive Black Hole |
| SMC |
Small Magellanic Cloud (large - LMC)
|
| SMF |
Solar Magnetic Field |
| SOAR |
Southern Astrophysical Research Telescope (Cerro Pachon, Chile)
|
| SOHO |
Solar and Heliospheric Observatory
|
| SPAN |
Space Physics Analysis Network
|
| SPS |
Strömgren Photometric System
|
| |
SPS: system to measure brightness and effective temperature of stars
|
| SST |
Spitzer Space Telescope
|
| STEVE |
Strong Thermal Emission Velocity Enhancement
|
| SWIR |
Short-Wave Infra Red (long - LWIR)
|
| |
Top |
| TCB | Barycentric Coordinate Time
|
| TCG | Geocentric Coordinate Time
|
| TESS | Transiting Exoplanet Survey Satellite
|
| |
Top |
| UBV |
Ultraviolet, Blue, Visual (a photometric system to
classify stars based on the colors emitted)
|
| UBVRI
|
Ultraviolet, Blue, Visual, Red and Infrared (filters)
|
| UPS
|
Universal Polar Stereographic (other earth surface grid used in military/GPS
mapping - UTM)
|
| |
Top |
| VLBA |
Very Long Baseline Array (a set of ten radio telescopes)
|
| VLBI |
Very Long Baseline Interferometry (technique used in
EHT)
|
| VLT |
Very Large Telescope
|
| VIS-NIR |
Visible-Near Infra Red
|
| |
Top |
| WCS |
World Coordinate System
|
| WGSN |
Working Group on Star Names
|