SDSSJ234939.71+383217.8

taken from 1 paper(s):

/T.Matsuno et al.(2017)/


T.Matsuno et al.,AJ, 154, 52, 2017(ADS)

High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. III. Unevolved Stars with [Fe/H] ≲ -3.5


Stellar Parameters

Teff : 5972+-38 log g : 4.47+-0.14 vturb : 0.80+-0.54

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
Li I1...5.52+-0.161.79+-0.16-1.47+-0.162.26+-0.161.79+-0.16Li I
CHN/A...<2.00<6.70<-1.73<2.00<6.70CH
Na I1...-0.34+-0.172.17+-0.17-4.07+-0.17-0.34+-0.172.17+-0.17Na I
Mg I2...0.09+-0.123.96+-0.14-3.64+-0.140.09+-0.123.96+-0.14Mg I
Ca I1...0.35+-0.172.96+-0.16-3.38+-0.160.35+-0.172.96+-0.16Ca I
Sc IIN/A...<0.63<0.05<-3.10<0.63<0.05Sc II
Ti II3...0.86+-0.122.08+-0.11-2.87+-0.110.86+-0.122.08+-0.11Ti II
Cr I1...0.33+-0.172.24+-0.16-3.40+-0.160.33+-0.172.24+-0.16Cr I
Fe I15...0.00+-0.063.77+-0.08-3.73+-0.080.00+-0.063.77+-0.08Fe I
Fe II3...0.16+-0.093.93+-0.06-3.57+-0.060.16+-0.093.93+-0.06Fe II
Sr IIN/A...<0.02<-0.84<-3.71<0.02<-0.84Sr II
Ba IIN/A...<0.14<-1.41<-3.59<0.14<-1.41Ba II

Binary Parameters

Vrad -84.2

Position

Right Ascension : 23 49 39.69 Declination : +38 32 17.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-09-10 N/A SUBARUHDS 60000 38-60 19200 -84.2