The chemically peculiar double-lined spectroscopic binary HD 90264

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Table 2:

Orbital solutions for HD 90264.
	P	$\gamma~$	$K_{{\rm He-w}}$	$K_{{\rm Hg-Mn}}$	e	$\omega$	T₀^a
	$\rm {[days]}$	$[{\rm km~s^{-1}}]$	$~ [{\rm km~s^{-1}}]$	$~ [{\rm km~s^{-1}}]$			[JD]
Hg II	15.726 $\pm$ 0.001	22.2 $\pm$ 1.0	-	78.9 $\pm$ 1.4	0^b	-	2453540.00 $\pm$ 0.04
Hg II+Mg II	15.727 $\pm$ 0.001	22.5 $\pm$ 0.8	61.8 $\pm$ 2.0	75.6 $\pm$ 1.4	0^b	-	2452824.46 $\pm$ 0.07
Hg II+Mg II	15.727 $\pm$ 0.001	22.7 $\pm$ 0.7	62.2 $\pm$ 1.9	76.0 $\pm$ 1.5	0.044 $\pm$ 0.014	138 $^\circ$ $\pm$ 25 $^\circ$	2452814.78 $\pm$ 1.05

Notes. ^(a) Time of maximum velocity for circular orbit and time of periastron passage for eccentric orbit; ^(b) assumed value to obtain the orbital solution.

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