Super Proton Synchrotron

CERN Complex
Current particle and nuclear facilities
LHC	Accelerates protons and heavy ions
LEIR	Accelerates ions
SPS	Accelerates protons and ions
PSB	Accelerates protons
PS	Accelerates protons or ions
Linac 3	Injects heavy ions into LEIR
Linac4	Accelerates ions
AD	Decelerates antiprotons
ELENA	Decelerates antiprotons
ISOLDE	Produces radioactive ion beams
MEDICIS	Produces isotopes for medical purposes

Super Proton Synchrotron
	Test beamline delivered from the SPS. In photo 20 GeV positrons are used to calibrate the Alpha Magnetic Spectrometer.
General properties
Accelerator type	Synchrotron
Beam type	protons, heavy ions
Target type	Injector for LHC, fixed target
Beam properties
Maximum energy	450 GeV
Physical properties
Circumference	6.9 kilometres (4.3 mi)
Coordinates	46°14′06″N 6°02′33″E / 46.23500°N 6.04250°E
Institution	CERN
Dates of operation	1976 – present
Preceded by	SppS

The Super Proton Synchrotron (SPS) is a particle accelerator of the synchrotron type at CERN. It is housed in a circular tunnel, 6.9 kilometres (4.3 mi) in circumference,^[1] straddling the border of France and Switzerland near Geneva, Switzerland.^[2]

^ "SPS Presentation at AB-OP-SPS Home Page". Archived from the original on 2011-10-05. Retrieved 2008-09-15.
^ Information on CERN Sites Archived 2012-07-08 at archive.today. CERN. Updated 2010-01-26.

[1] "SPS Presentation at AB-OP-SPS Home Page". Archived from the original on 2011-10-05. Retrieved 2008-09-15.

[2] Information on CERN Sites Archived 2012-07-08 at archive.today. CERN. Updated 2010-01-26.

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