Fundamental properties of the Population II fiducial stars HD 122563 and Gmb 1830 from CHARA interferometric observations
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Authors
Creevey, O L
Thevenin, F
Boyajian, T S
Kervella, Pierre
Chiavassa, Andrea
Bigot, L
Merand, A
Heiter, U
Morel, P
Pichon, B
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Springer
Abstract
We have determined the angular diameters of two metal-poor stars, HD 122563 and Gmb 1830, using CHARA and Palomar Testbed Interferometer observations. For the giant star HD 122563, we derive an angular diameter θ3D = 0.940 ± 0.011 milliarcseconds (mas)
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Astronomy and Astrophysics
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2037-12-31