IGS Glossary of Common Terms and Acronyms
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A | B | C |
D | E | F |
G | H | I |
J | K | L |
M | N | O |
P | Q | R |
S | T | U |
V | W | X |
Y | Z |
AAC | Associate Analysis Center |
AC | Analysis Center |
AECL | Atomic Energy Canada Ltd. |
AIUB | Astronomical Institute of the University of Berne, Switzerland |
AS | anti-spoofing |
ASI | Italian Space Agency |
AUCK | existing IGS station in New Zealand |
AWS | automatic weather station |
BAdW | Bayerische Akademie der Wissenschaften, Germany |
BEK | Bayerische Kommission für die Internationale Erdmessung, Germany |
BIFROST | Baseline Inferences for Rebound Observations Sea Level and Tectonics (Scandinavian) |
BPE | Bernese Processing Engine |
BRD | broadcast ephemeris |
BSW | Bernese Software |
CA | coarse acquisition |
CB | Central Bureau |
CBIS | Central Bureau Information System |
CDDIS | Crustal Dynamics Data Information System, USA |
CEA | Commissariat à l'Energie Atomique |
CEGRN | Central Europe GPS Reference Network |
CEI CERGOP | Central European Initiative, Central Europe Regional Geodynamics Project |
CGS | Matera Space Geodesy Center, Italy |
CHAT | existing IGS station in New Zealand |
CICESE | Centro de Investigación Científica y de Educación Superior de Ensenada, Mexico |
CISAS | Centro Interdipartimentale di Studi e Attivita' Spaziali |
CLG | Central Laboratory for Geodesy, Sofia |
CNES | Centre National d'Etudes Spatiales, France |
COD | Centre for Orbit Determination |
CODE | Center for Orbit Determination in Europe |
COP | Code predicted (orbit) |
CPU | central processor unit |
CSR | Center for Space Research, USA |
DCE | data communication equipment |
DEC | Digital Equipment Corporation |
DGFI | Deutsches Geodätisches ForschungsInstitut |
DORIS | Doppler Orbitography and Radiopositioning Integrated by Satellite |
DUBO | Lac du Bonnet: a new Canadian deformation array site |
DUT | Delft University of Technology |
EMP | EMR predicted (orbit) |
EMR | Energy, Mines, and Resources; now Natural Resources Canada (NRCan) |
EOP | Earth orientation parameter |
erp | Earth rotation parameter |
ESA | European Space Agency |
ESOC | European Space Operations Center |
ESP | ESA predicted (orbit) |
ETRS | European Terrestrial Reference System |
EUR | Europe |
EUREF | European Reference Frame |
FAGS | Federation of Astronomical and Geophysical Data Analysis Services |
FGI | Finnish Geodetic Institute |
FLIN | Flin Flon: a new Canadian deformation array site |
GDC | Global Data Center |
GFP | GFZ predicted (orbit) |
GFZ | GeoForschungsZentrum, Germany |
GIA | Geophysical Institute, University of Alaska |
GIBS | GPS Information and Observation System, Germany |
GIS | Geographic Information Systems |
GL | Geosciences Laboratory |
Global station | A station whose data is regularly analyzed by at least three Analysis Centers, one of which must be on a different continent from the station |
GLOSS | Global Sea Level Observing Systems |
GMST | Greenwich mean sidereal time |
GNAAC | Global Network Associate Analysis Center |
GNO | GPS Networks and Operations Group (also GNOG), JPL |
GNOS | GPS Network Operating System, JPL |
GNRT | Generalized Near-Real Time, JPL |
GNS | Institute of Geological and Nuclear Sciences, New Zealand |
GNSS | Global Navigation Satellite System |
GODC | Geosciences Laboratory Operational Data Center |
GOP | Geodetic Observatory Pecny |
GPS | Global Positioning System |
GSC | Geological Survey of Canada |
GSD | Geodetic Survey Division, Canada |
GSF | Goddard Space Flight Center, USA |
GSI | Geographical Survey Institute, Japan |
GZ | GEOZUP Company, Kaliningrad, Russia |
IAA | Institute of Applied Astronomy, Russia |
IAG | International Association of Geodesy |
IAPSO | International Association for the Physical Sciences of the Ocean |
IAU | International Astronomical Union |
IBGE | Instituto Brasileiro de Geografía e Estatistica, Brazil |
ICET | International Center for Earth Tides |
ICRF | International Celestial Reference Frame |
IERS | International Earth Rotation Service |
IfAG | Institute for Applied Geodesy, Germany |
IfEN | Institut für Erdmessung und Navigation |
IFG | EUREF Analysis Center |
IFRTP | Institut Français pour la Recherche et la Technologie Polaire |
IGFN | Italian GPS Fiducial Network |
IGN | Institut Géographique National, France |
IGNS | Institute of Geological and Nuclear Sciences, New Zealand (see
also GNS) |
IGP | IGS predicted (orbit) |
IGR | IGS rapid (orbit) |
IGS | International GPS Service |
IISC | Indian Institute of Science, Center for Mathematical Modeling
and Computer Simulation, Bangalore, India |
IRKT | GPS station in Irkutsk, Russia |
ITRF | International Terrestrial Reference Frame |
ITRS | International Terrestrial Reference System |
IUGG | International Union of Geodesy and Geophysics |
JOZE | IGS permanent GPS station Jozefoslaw, Poland |
JPL | Jet Propulsion Laboratory, USA |
JPP | JPL predicted (orbit) |
KMS | National Survey and Cadastre of Denmark |
LA | long arc |
LDC | Local Data Center |
LINZ | Land Information of New Zealand |
LLR | lunar laser ranging |
LNAAC | Local Network Associate Analysis Center |
LODR | length of day (regularized) |
LPT | Bundesamt für Landestopographie, Switzerland |
MADR | GPS station in Madrid, Spain |
MINQE | Minimum Invariant Quadratic Estimate |
MIT | Massachusetts Institute of Technology |
NASA | National Aeronautics and Space Administration, USA |
NAVSTAR | Navigation System Timing and Ranging |
NCL | University of Newcastle, UK |
NEOS | National Earth Orientation Service |
NEQ | normal equation |
NGS | National Geodetic Survey |
NIMA | National Imagery and Mapping Agency (formerly Defense
Mapping Agency), USA |
NKG | Nordic Geodetic Commission |
NLS | National Land Survey of Sweden |
NOAA | National Oceanic and Atmospheric Administration, USA |
NRCan | Natural Resources Canada |
NUVEL-NNR | Northwestern University velocity model, no net rotation |
OCA | Observatoire de la Côte d'Azur |
OLG | Observatory Lustbühel Graz, Austria |
PAD | Packet Assembler-Disassembler |
PGC | Pacific Geoscience Centre, Canada |
PM | polar motion |
PRN | pseudo random number |
PSTN | Public Switched Telephone Network |
RDC | Regional Data Center |
RIGTC | Research Institute of Geodesy, Topography, and Cartography |
RINEX | Receiver-Independent Exchange format |
rms | root mean square |
RNAAC | Regional Network Associate Analysis Center |
ROB | Royal Observatory of Belgium |
SA | Selective Availability |
SCIGN | Southern California Integrated GPS Network, USA |
SGGS | Satellite Geodesy and Geodynamics Systems Group, JPL, USA |
SINEX | Software-Independent Exchange format |
SIO | Scripps Institution of Oceanography, USA |
SIP | SIO predicted (orbit) |
SIR | see SIRGAS |
SIRGAS | Sistema de Referencia Geocéntrico para América del Sur (South
American Geocentric Reference System) |
SLR | satellite laser ranging |
SSC | Sets of Station Coordinates |
TCP/IP | Transmission Control Protocol/Internet Protocol |
TDAF | Tracking and Data Analysis Facility |
TEC | total electron content |
UNAVCO | University NAVSTAR Consortium, USA |
UPAD | University of Padova |
UPS | uninterruptible power supply |
USGS | U.S. Geological Survey |
USNO | United States Naval Observatory |
UST | University of Science and Technology, Ghana |
VLBI | very long baseline radio interferometry |
WETT | IGS permanent station in Wettzell, Germany |
WGTN | planned IGS station in New Zealand |
WRMS | weighted root mean square |
WUT | Warsaw University of Technology, Poland |
WWW | World Wide Web |
YSI | Yellow Springs Instruments, USA |