The Solar Twin Planet Search - V. Close-in, low-mass planet candidates and evidence of planet accretion in the solar twin HIP 68468

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Table B.1

Differential abundances of HIP 68468 relative to the Sun and errors.

Element	[X/H]	Δ T_eff	Δlog g	Δv_t	Δ[Fe/H]	Param^a	Obs^b	Total^c
		+8 K	+0.02 dex	+0.01 km s^-1	+0.01 dex
	(dex)	(dex)	(dex)	(dex)	(dex)	(dex)	(dex)	(dex)

Li	1.52^d	0.01	0.00	0.00	0.00	0.01	0.03	0.03
C	0.043	–0.005	0.005	0.000	0.000	0.007	0.012	0.014
CH	0.027	0.006	–0.001	0.000	0.007	0.009	0.026	0.028
C₂	0.050	0.007	0.001	0.000	0.007	0.010	0.005	0.011
O	0.055	–0.008	0.003	–0.001	0.002	0.009	0.005	0.010
Na	0.065	0.003	–0.001	0.000	0.000	0.003	0.002	0.006
Mg	0.105	0.006	–0.002	–0.003	0.000	0.007	0.017	0.018
Al	0.115	0.003	–0.002	–0.001	0.000	0.004	0.015	0.015
Si	0.093	0.001	0.001	–0.001	0.001	0.002	0.006	0.006
S	0.047	–0.004	0.005	0.000	0.001	0.006	0.017	0.018
K	0.094	0.006	–0.008	–0.002	0.001	0.010	0.009	0.014
Ca	0.070	0.005	–0.003	–0.002	0.000	0.006	0.003	0.007
Sc I	0.093	0.006	0.000	0.000	–0.001	0.006	0.009	0.011
Sc II	0.104	0.000	0.007	–0.002	0.003	0.008	0.006	0.010
Ti I	0.082	0.007	0.000	–0.002	–0.001	0.007	0.006	0.009
Ti II	0.086	0.000	0.007	–0.002	0.003	0.008	0.011	0.014
V	0.089	0.008	0.000	–0.001	–0.001	0.008	0.005	0.010
Cr I	0.057	0.006	–0.001	–0.002	0.000	0.006	0.006	0.009
Cr II	0.048	–0.003	0.007	–0.002	0.002	0.008	0.008	0.011
Mn	0.055	0.006	–0.002	–0.003	0.000	0.007	0.008	0.011
Fe I	0.065	0.006	–0.001	–0.002	0.000	0.006	0.002	0.007
Fe II	0.064	–0.002	0.007	–0.003	0.003	0.008	0.004	0.009
Co	0.082	0.006	0.002	0.000	0.000	0.006	0.008	0.010
Ni	0.079	0.005	0.000	–0.002	0.000	0.005	0.003	0.006
Cu	0.105	0.004	0.001	–0.001	0.001	0.004	0.013	0.014
Zn	0.056	0.000	0.001	–0.003	0.002	0.004	0.018	0.018

Notes. Abundances of V, Mn, Co, and Cu accounted for HFS. NLTE effects were considered for Li, O, Na, Mg, Ca, and Cu; LTE abundances for these elements are 1.48, 0.083, 0.069, 0.099, 0.075, 0.105 dex, respectively.

^(a)

Adding errors in stellar parameters.

^(b)

Observational errors.

^(c)

Total error (stellar parameters and observational).

^(d)

A(Li) is reported rather than [Li/H].

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