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Palomar Testbed Interferometer

(PTI)
(near-infrared interferometer experiment)

The Palomar Testbed Interferometer (PTI) was a near-infrared optical interferometer at Palomar Observatory operating from 1995 to 2008. It incorporated three .4m telescopes, using two at a time, the longest baseline being 110m. Its accomplishments include direct stellar radius determination of some giant stars.


(telescope,interferometer,near infrared,California,past,optical interferometer)
http://en.wikipedia.org/wiki/Palomar_Testbed_Interferometer
http://www.astro.caltech.edu/palomar/about/telescopes/decommissioned.html
http://iopscience.iop.org/article/10.1086/306579/fulltext/

Referenced by:
optical interferometer

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