SIMBAD references

2011ApJ...743..130B - Astrophys. J., 743, 130 (2011/December-3)

Fundamental parameters of the exoplanet host K giant star ι Draconis from the CHARA array.

BAINES E.K., McALISTER H.A., TEN BRUMMELAAR T.A., TURNER N.H., STURMANN J., STURMANN L., GOLDFINGER P.J., FARRINGTON C.D. and RIDGWAY S.T.

Abstract (from CDS):

We measured the angular diameter of the exoplanet host star ι Dra with Georgia State University's Center for High Angular Resolution Astronomy Array interferometer and, using the star's parallax and photometry from the literature, calculated its physical radius and effective temperature. We then combined our results with stellar oscillation frequencies from Zechmeister et al. and orbital elements from Kane et al. to determine the masses for the star and exoplanet. Our value for the central star's mass is 1.82±0.23 M, which means the exoplanet's minimum mass is 12.6±1.1 MJupiter. Using our new effective temperature, we recalculated the habitable zone for the system, though it is well outside the star-planet separation.

Abstract Copyright:

Journal keyword(s): infrared: stars - stars: fundamental parameters - stars: individual: HD 137759 - techniques: interferometric

Simbad objects: 6

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