Review of the refurbishment project for NSRT

Qian Xu; Lin Li; Na Wang

doi:10.1117/12.2311851

6 July 2018 Review of the refurbishment project for NSRT

Qian Xu, Lin Li, Na Wang

Proceedings Volume 10700, Ground-based and Airborne Telescopes VII; 107002W (2018) https://doi.org/10.1117/12.2311851
Event: SPIE Astronomical Telescopes + Instrumentation, 2018, Austin, Texas, United States

Abstract

Nanshan Radio Telescope (NSRT) constructed in Nanshan Urumqi, Xinjiang, China, it is a fully steerable radio telescope. It contribution not only the Chinese astronomy community but also an important member of international VLBI net. After more than 20 years operation the telescope was refurbishment in 2015. In this paper an overview of the refurbishment project will be introduction, actually except the alidade all the antenna structures and systems were rebuilt. Now the observing frequency is up to 43GHz, the accuracy of reflector surface is 0.3mm (r.m.s) at the best adjustment angle, the pointing accuracy is 10 arcs, after 2 years operation the antenna reached a good condition, more details will be shown in this paper.

Citation Download Citation

Qian Xu, Lin Li, and Na Wang "Review of the refurbishment project for NSRT", Proc. SPIE 10700, Ground-based and Airborne Telescopes VII, 107002W (6 July 2018); https://doi.org/10.1117/12.2311851

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