Chromospherically active stars: Chemical composition of photospheres in 20 RS CVn stars

Open Access

Table A.1.

Contents of the machine-readable table available online at the CDS.

Col	Label	Units	Explanations
1	ID	–	Tycho-2 catalogue identification
2	Name	–	Stellar name
3	Res	–	Spectral resolution
4	T_eff	K	Effective temperature
5	e_T_eff	K	Uncertainty in effective temperature
6	Log g	dex	Stellar surface gravity
7	e_Log g	dex	Uncertainty in stellar surface gravity
8	[Fe/H]	dex	Metallicity
9	e_Fe I	dex	Uncertainty in [Fe I/H]
10	n_Fe I	–	Number of Fe I lines
11	e_Fe II	dex	Uncertainty in [Fe II/H]
12	n_Fe II	–	Number of Fe lines
13	V_t	km s⁻¹	Microturbulence velocity
14	e_Vt	km s⁻¹	Uncertainty in microturbulence velocity
15	[C/H]	dex	Carbon abundance
16	e_[C/H]	dex	Uncertainty in carbon abundance
17	n_C	–	Number of C₂ lines
18	[N/H]	dex	Nitrogen abundance
19	e_[N/H]	dex	Uncertainty in nitrogen abundance
20	n_N	–	Number of CN lines
21	[O/H]	dex	Oxygen abundance
22	e_[O/H]	dex	Uncertainty in oxygen abundance
23	n_O	–	Number of oxygen lines
24	[Mg/H]	dex	Magnesium abundance
25	e_[Mg/H]	dex	Uncertainty in magnesium abundance
26	n_Mg	–	Number of magnesium lines
27	[Si/H]	dex	Silicon abundance
28	e_[Si/H]	dex	Uncertainty in silicon abundance
29	n_Si	–	Number of silicon lines
30	[Ca/H]	dex	Calcium abundance
31	e_[Ca/H]	dex	Uncertainty in calcium abundance
32	n_Ca	–	Number of calcium lines
33	[Sc I/H]	dex	Scandium abundance from neutral lines
34	e_[Sc I/H]	dex	Uncertainty in [Sc I/H] abundance
35	n_Sc I	–	Number of Sc I lines
36	[Sc II/H]	dex	Scandium abundance from ionized lines
37	e_[Sc II/H]	dex	Uncertainty in [Sc II/H] abundance
38	n_Sc II	–	Number of Sc II lines
39	[Ti I/H]	dex	Titanium abundance from neutral lines
40	e_[Ti I/H]	dex	Uncertainty in [Ti I/H] abundance
41	n_Ti I	–	Number of Ti I lines
42	[Ti II/H]	dex	Titanium abundance from ionized lines
43	e_[Ti II/H]	dex	Uncertainty in [Ti II/H] abundance
44	n_Ti II	–	Number of Ti II lines
45	[Cr I/H]	dex	Chromium abundance from neutral lines
46	e_[Cr I/H]	dex	Uncertainty in [Cr I/H] abundance
47	n_Cr I	–	Number of Cr I lines
48	[Cr II/H]	dex	Chromium abundance from ionized lines
49	e_[Cr II/H]	dex	Uncertainty in [Cr II/H] abundance
50	n_Cr II	–	Number of Cr II lines
51	[Co/H]	dex	Cobalt abundance
52	e_[Co/H]	dex	Uncertainty in cobalt abundance
53	n_Co	–	Number of cobalt lines
54	[Ni/H]	dex	Nickel abundance
55	e_[Ni/H]	dex	Uncertainty in nickel abundance
56	n_Ni	–	Number of nickel lines
57	¹²C/¹³C	–	Carbon isotope ratio
58	e_¹²C/¹³C	–	Uncertainty in carbon isotope ratio
59	C/N	–	Carbon-to-nitrogen abundance ratio
60	Mass	M_⊙	Stellar mass
61	e_Mass	M_⊙	Uncertainty of mass
62	Age	Gyr	Stellar age
63	e_Age	Gyr	Uncertainty of age
64	R_mean	kpc	Mean galactocentric distance
65	e_R_mean	kpc	Uncertainty of mean galactocentric distance

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