G 18-39: found in 2 paper(s).

Labels:

/P.E.Niseen et al.(2007)/ /C.J.Akerman et al.(2004)/

Find this object in SIMBAD

A0119

Title	Sulphur and zinc abundances in Galactic halo stars revisited
ADS	P.E.Niseen et al.,AAP, 469, 319, 2007
Authors	P. E. Niseen, C. Ackerman, M. Asplund, D. Fabbian, F. Kerber, H. U. Kaufl, M. Pettini

Get more information of this paper.

Basic Informations

Observation Date	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2007-06-25	N/A	VLT	60000	N/A	N/A	N/A

Galactic Longitude (l)	N/A
Galactic Latitude (b)	N/A
Declination	N/A
Right Ascension	N/A

Photometric data

V	10.392
K	9.017

Atmospheric data

T_eff	6093
log g	4.19
v_turb	1.5

Chemical Abundances

Element	Nline	[X/H]	[X/Fe]	log-e
S I	...	-1.13	0.33	6.20
Fe	...	-1.46	...	6.04
Zn I	...	-1.38	0.08	3.22

: Data presented in the paper
: Data converted with the solar abundance from Grevesse et al. (1996)

A0123

Title	The evolution of the C/O ratio in metal-poor halo stars
ADS	C.J.Akerman et al.,AAP, 414, 931, 2004
Authors	C. J. Akerman, L. Carigi, P. E. Niseen, M. Pettini, M. Asplund

Get more information of this paper.

Basic Informations

Observation Date	JD	Facility	Resolution	S/N	Exposure Time	Vrad
	N/A	VLT	60000	200-300	3600	N/A

Galactic Longitude (l)	N/A
Galactic Latitude (b)	N/A
Declination	N/A
Right Ascension	N/A

Atmospheric data

T_eff	5910
log g	4.09
v_turb	1.5

Chemical Abundances

Element	Nline	[X/H]	[X/Fe]	log-e
C I	...	-1.26	0.26	7.29
O I	...	-0.75	0.77	8.12
Fe	...	-1.52	...	5.98

: Data presented in the paper
: Data converted with the solar abundance from Grevesse et al. (1996)