CD-3018140
Original Names

• CD-30_18140 in P.E.Nissen+,AAP, 390, 235, 2002
• J204406.2-300007 in G.R.Ruchti+,ApJ, 737, 9, 2011


taken from 1 paper(s):


/D.Fabbian et al.(2009)/



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D.Fabbian et al.,AAP, 500, 1143, 2009(ADS)

The C/O ratio at low metallicity:constraints on early chemical evolution from observations of Galactic halo stars




Stellar Parameters

Teff : 6272

log g : 4.12

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
C	N/A	-1.66	...	6.73	-1.70	0.24	6.73	C
O	N/A	-1.08	...	7.58	-1.11	0.83	7.58	O
Fe	N/A	-1.89	...	...	-1.94	...	5.56	Fe




Position

Right Ascension : 20 44 06.24

Declination : -30 00 07.2

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2001	N/A	VLT	60000	N/A	N/A	N/A