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    13.7-M millimeter wave radio telescope
    Update time: 2009-09-15
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    first class prize of science & technology progress award of CAS in 1998

    It is a unique millimeter wave radio telescope with aperture of 13.7M in China and advanced one in the world as well,which has a R-C optical system with focal ratio=0.37,main plate accuracy of 0.13mm(RMS),shortest working wavelength of 2.6mm and pointing accuracy of 3 arcseconds for azimuth-altitude as well as tracking accuracy of 3 arcseconds for azimuth-altitude。The first one located at DeLinha observation base of Purple Mountain Observatory in Qinghai province while the second one at headquarters of space in Finland。

    Nanjing Institute of Astronomical Optics & Technology ,National Astronomical Observatories ,CAS