VLBA Trigonometric Parallax Measurement of the Semi-regular Variable RT Vir

Zhang, B; Zheng, XW; Reid, MJ; Honma, M; Menten, KM; Brunthalers, A; Kim, J

Zhang, B (reprint author), Chinese Acad Sci, Shanghai Astron Observ, 80 Nandan Rd, Shanghai 200030, Peoples R China.

ASTROPHYSICAL JOURNAL, 2017; 849 (2):

Abstract

We report a trigonometric parallax measurement of 22 GHz H2O masers toward the semi-regular variable RT Vir from multi-epoch Very Long Baseline Array ......

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