Discovery of a stellar companion to the nearby solar-analogue HD 104304

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Table 1:

Binary properties.
Date	Filter	Separation	PA	Mag. diff.
		['']	[deg]	[mag]
2006-01-18	NACO SDI	$0.993 \pm 0.005$	$300.1 \pm 0.1$	$3.80 \pm 0.05$
2009-04-11¹	SDSS i'	$1.104 \pm 0.002$	$333.02 \pm 0.08$	$5.5 \pm 0.3$
	SDSS z'			$4.8 \pm 0.2$
2010-02-06^1,2	SDSS z'	$1.15 \pm 0.02$	$340.45 \pm 0.15$

Notes. ⁽¹⁾ Separation and position angle are the mean values of these parameters in i' and z'-band. ⁽²⁾ The magnitude difference of this data set was not determined as the seeing was much worse than in the 2009 data.

Source LaTeX | All tables | In the text

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