... straggler

Based on observations collected at the European Southern Observatory, Chile, using FEROS spectrograph (proposal ID: 70.D-0081), on observations made with the Italian Telescopio Nazionale Galileo (TNG) operated on the island of La Palma by the Fundacion Galileo Galilei of the INAF (Istituto Nazionale di Astrofisica) at the Spanish Observatorio del Roque de los Muchachos of the Instituto de Astrofisica de Canarias, and on observations made at McDonald Observatory.

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...$1.04~M_{\odot}$

This is the mass of the visible component HIP 64030Aa, see Sect. 3.

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...)

These values are calculated for the B-Vcolor obtained by Tycho. Adopting the colors corresponding to the spectroscopic temperatures increases the rotational velocities by just 0.2 km s^-1 because of the smaller macroturbulent velocity.

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