navigation acronyms, abbreviations and definitions - International ...

Supplemental
Means of Nav
An approved system that can be used in conjunction with a Sole Means
of Navigation.
SURDOV Joint UK-French project to share data between Dover and Gris Nez
SURNAV Système français de comptes rendus de movements
French info and surveillance service for marine navigation.
SUT Society for Underwater Technology (UK)
Sv Sverdrup (flow of one million cubic metres of water per second)
SV space vehicle (eg satellite)
SV synthetic vision
SVD singular value decomposition
SVFR special visual flight rules
SVG scalable vector graphics (eg for maps and charts)
SVGA Standard display format of 800 x 600 pixels
SVID space vehicle identificator
SVS service volume simulation
SVS synthetic vision system
SVT stolen vehicle tracking
SVT system validation test
SWAN Sistemi softWare per Applicazioni di Navigazione (Italian Space Agy)
SWEPOS Swedish permanent national GPS network (24 stations)
SWIR short-wave infrared
SWL safe working load
SXGA Standard display format of 1,280 x 1,024 pixels
SXI Solar X-ray Imager
NASA/NOAA imager giving X-ray image of sun each minute for
predicting solar flares. Carried on Goes-M.
systematic error An error which is non-random in the sense that it conforms to some
kind of pattern (IMO).
T ºTrue
T tera (SI unit multiplier of 10 12 )
T tesla (magnetic flux density in Wb/m 2 )
T-DMB terrestrial digital media broadcasting
T&D test and development
T&E test and evaluation
T2CAS Terrain & Traffic Collision Avoidance System
Uses GPS to give terrain avaidance as well as TCAS function.
TA timing advance (method of Cellphone positioning)
TA traffic advisory (ACAS/TCAS I & II)
TA traffic alert (ACAS/TCAS)
TA transition altitude
TA Type Approval
130
March 2012