LP752-17

taken from 2 paper(s):

/J.A.Rich and A. M. Boesgaard(2009)/ /A.MerchantBoesgaard et al.(2011)/

J.A.Rich et al.,ApJ, 701, 1519, 2009(ADS)

BERYLLIUM, OXYGEN, AND IRON ABUNDANCES IN EXTREMELY METAL-DEFICIENT STARS


Stellar Parameters

Teff : 5738 log g : 3.2

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
Be IIN/A......-0.86+-0.12-2.24+-0.120.14+-0.12-0.86+-0.12Be II
OHN/A-1.8+-0.17......-1.62+-0.170.76+-0.177.07+-0.17OH
FeN/A-2.38+-0.08......-2.38+-0.08...5.12+-0.08Fe

Position

Right Ascension : 19 25 25.93 Declination : -11 56 57.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-07-06 N/A KECKHIRES 48000 N/A N/A N/A
2005-09-27 N/A KECKHIRES 48000 N/A N/A N/A
2006-06-19 N/A KECKHIRES 48000 94 14400 N/A

A.MerchantBoesgaard et al.,ApJ, 743, 140, 2011(ADS)

Beryllium and Alpha-element Abundances in a Large Sample of Metal-poor Stars


Stellar Parameters

Teff : 5738 log g : 3.20 vturb : 1.5

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
BeN/A...+0.10-0.86-2.24+0.10-0.86Be
ON/A-1.80+0.58...-1.86+0.586.83O

Position

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

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A KECKHIRES 42000 N/A N/A N/A