ACBAR

Arcminute Cosmology Bolometer Array Receiver

Location(s)	Antarctic Treaty area, Antarctica
Coordinates	90°00′S 139°16′W / 90°S 139.27°W / -90; -139.27Coordinates: 90°00′S 139°16′W / 90°S 139.27°W / -90; -139.27
Wavelength	145 GHz (2.07 mm)
Telescope style	Cosmic microwave background experiment radio telescope
Website	cosmology.berkeley.edu/group/swlh/acbar/
Location of Arcminute Cosmology Bolometer Array Receiver
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ACBAR was an experiment to measure the anisotropy of the Cosmic microwave background. The ACBAR 145 GHz measurements were the most precise high multipole measurements of the CMB at the time.