CS22876-042

taken from 2 paper(s):

/C.Sneden et al.(2003)/ /G.W.Preston and C. Sneden(2000)/

C.Sneden et al.,ApJ, 592, 504, 2003(ADS)

Binary Blue Metal-poor Stars: Evidence for Asymptotic Giant Branch Mass Transfer


Stellar Parameters

Teff : 6750 log g : 4.2 vturb : 2.50

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 I2...<+1.0+-0.3...<-1.07+-0.3<0.99+-0.3<7.36+-0.3C I
CHN/A...<+1.0+-0.3...<-1.07+-0.3<0.99+-0.3<7.36+-0.3CH
O I2...+0.54+-0.33...-1.34+-0.330.72+-0.337.35+-0.33O I
FeN/A-2.06......-2.06...5.44Fe
Sr II2...-0.29+-0.10...-2.25+-0.10-0.19+-0.100.62+-0.10Sr II
Ba II1...-0.10...-2.21-0.15-0.03Ba II

Binary Parameters

Binarity Negative
Vrad +42.4

Position

Right Ascension : 00 12 00.83 Declination : -33 59 50.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.83 FRUTTI 30000 N/A N/A +42.1
2452124.84 FRUTTI 30000 N/A N/A +42.4

G.W.Preston et al.,AJ, 120, 1014, 2000(ADS)

What Are These Blue Metal-Poor Stars?


Stellar Parameters

Teff : 6750 log g : 4.20 vturb : 2.50

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
Mg I3...0.47...-1.610.455.99Mg I
Ca I3...0.41...-1.630.434.71Ca I
Sc II2...0.09...-1.950.111.20Sc II
Ti II16...0.46...-1.530.533.42Ti II
Cr I2...-0.16...-2.19-0.133.45Cr I
Mn I2...-0.29...-2.39-0.333.04Mn I
Fe22-2.06......-2.06...5.44Fe
Sr II2...-0.24...-2.20-0.140.67Sr II
Ba II1...-0.09...-2.20-0.14-0.02Ba II

Binary Parameters

Binarity Negative
Vrad 42.5

Position

Right Ascension : 00 12 00.83 Declination : -33 59 50.5 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 2448812.828 FRUTTI 30000 10 N/A 42.6
N/A 2448823.802 FRUTTI 30000 10 N/A 42.4
N/A 2449194.786 FRUTTI 30000 10 N/A 41.6
N/A 2449578.751 FRUTTI 30000 10 N/A 43.1
N/A 2449588.812 FRUTTI 30000 10 N/A 42.5
N/A 2449936.799 FRUTTI 30000 10 N/A 43.1
N/A 2449939.742 FRUTTI 30000 10 N/A 41.1
N/A 2450290.761 FRUTTI 30000 10 N/A 42.2
N/A 2450293.804 FRUTTI 30000 10 N/A 42.8
N/A 2450616.844 FRUTTI 30000 10 N/A 43.0
N/A 2450703.817 FRUTTI 30000 10 N/A 41.4
N/A 2450704.797 FRUTTI 30000 10 N/A 42.9
N/A 2450705.737 FRUTTI 30000 10 N/A 43.0
N/A 2450706.811 FRUTTI 30000 10 N/A 42.9
N/A 2450707.792 FRUTTI 30000 10 N/A 42.8
N/A 2451002.874 FRUTTI 30000 10 N/A 43.0
N/A 2451033.809 FRUTTI 30000 10 N/A 43.3
N/A 2451036.775 FRUTTI 30000 10 N/A 42.5
N/A 2451358.902 FRUTTI 30000 10 N/A 42.5
N/A 2451360.899 FRUTTI 30000 10 N/A 41.8
N/A 2451384.871 FRUTTI 30000 10 N/A 42.2
N/A 2451386.834 FRUTTI 30000 10 N/A 43.2