A0020

Bibliography Data

Title Binary Blue Metal-poor Stars: Evidence for Asymptotic Giant Branch Mass Transfer
ADS C.Sneden et al.,ApJ, 592, 504, 2003
Authors C. Sneden, G. W. Carnegie Observatories, 813 Santa Barbara Street, Pasadena, CA 91101, . Preston, J. J. Department of Physics and Astronomy, University of Oklahoma, Norman, OK 73019, . Cowan

Milky Way

List of objects (6 stars)

S: Find this object in SIMBAD
O: Find this object in Other papers

Name Comment SIMBAD Object
BPS CS22876-042 N/A S O
BPS CS22941-012 N/A S O
BPS CS22956-028 N/A S O
BPS CS22964-214 N/A S O
BPS CS29497-030 N/A S O
BPS CS29509-027 N/A S O

CS22876-042

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

CS22941-012

Stellar Parameters

Teff : 7200 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...<-1.04+-0.3<0.99+-0.3<7.39+-0.3C I
CHN/A...<+1.0+-0.3...<-1.04+-0.3<0.99+-0.3<7.39+-0.3CH
O I3...+0.40+-0.28...-1.45+-0.280.58+-0.287.24+-0.28O I
FeN/A-2.03......-2.03...5.47Fe
Sr II2...-0.07+-0.10...-2.00+-0.100.03+-0.100.87+-0.10Sr II
Ba II1...+0.16...-1.920.110.26Ba II

Binary Parameters

Binarity Negative
Vrad -122.5

Position

Right Ascension : 23 28 29.73 Declination : -32 48 46.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452122.87 FRUTTI 30000 N/A N/A -121.6
2452123.8 FRUTTI 30000 N/A N/A -122.4
2452124.81 FRUTTI 30000 N/A N/A -122.5
2452474.83 FRUTTI 30000 N/A N/A -122.5

CS22956-028

Stellar Parameters

Teff : 6900 log g : 3.9 vturb : 2.00

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 I3...+1.34+-0.30...-0.75+-0.301.33+-0.307.68+-0.30C I
CHN/A...+1.74+-0.20...-0.35+-0.201.73+-0.208.08+-0.20CH
O I2...+0.5+-0.12...-1.40+-0.120.68+-0.127.29+-0.12O I
FeN/A-2.08......-2.08...5.42Fe
Sr II2...+1.38+-0.15...-0.60+-0.151.48+-0.152.27+-0.15Sr II
Ba II3...+0.37+-0.26...-1.76+-0.260.32+-0.260.42+-0.26Ba II

Binary Parameters

Binarity Positive
Vrad +26.5
Period 1290

Position

Right Ascension : 21 44 48.72 Declination : -63 22 09.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.68 FRUTTI 30000 N/A N/A +33.6
2452124.76 FRUTTI 30000 N/A N/A +33.5
2452474.68 FRUTTI 30000 N/A N/A +26.5

CS22964-214

Stellar Parameters

Teff : 6800 log g : 4.5 vturb : 2.00

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...<-1.31+-0.3<0.99+-0.3<7.12+-0.3C I
CHN/A...<+1.0+-0.3...<-1.31+-0.3<0.99+-0.3<7.12+-0.3CH
O I2...+0.70+-0.04...-1.42+-0.040.88+-0.047.27+-0.04O I
FeN/A-2.30......-2.30...5.20Fe
Sr II2...-0.20+-0.25...-2.40+-0.25-0.10+-0.250.47+-0.25Sr II
Ba II1...-0.12...-2.47-0.17-0.29Ba II

Binary Parameters

Binarity Negative
Vrad +41.5

Position

Right Ascension : 20 05 50.00 Declination : -39 27 43.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.57 FRUTTI 30000 N/A N/A +41.3
2452124.58 FRUTTI 30000 N/A N/A +40.8
2452125.59 FRUTTI 30000 N/A N/A +41.5

CS29497-030

Stellar Parameters

Teff : 7050 log g : 4.2 vturb : 1.75

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 I9...+2.11+-0.10...-0.06+-0.102.10+-0.108.37+-0.10C I
CHN/A...+2.17+-0.10...0.00+-0.102.16+-0.108.43+-0.10CH
O I3...+1.13+-0.09...-0.85+-0.091.31+-0.097.84+-0.09O I
Mg I3...+0.47+-0.12...-1.71+-0.120.45+-0.125.89+-0.12Mg I
Ca I3...+0.46+-0.23...-1.68+-0.230.48+-0.234.66+-0.23Ca I
Sc II3...+0.07+-0.34...-2.07+-0.340.09+-0.341.08+-0.34Sc II
Ti II13...+0.46+-0.14...-1.63+-0.140.53+-0.143.32+-0.14Ti II
Cr I1...-0.26...-2.39-0.233.25Cr I
Mn I3...<-0.14...<-2.34<-0.18<3.09Mn I
FeN/A-2.16......-2.16...5.34Fe
Sr II2...+1.15+-0.05...-0.91+-0.051.25+-0.051.96+-0.05Sr II
Ba II4...+2.45+-0.19...0.24+-0.192.40+-0.192.42+-0.19Ba II
La II2...+1.91+-0.21...-0.18+-0.211.98+-0.210.92+-0.21La II
Nd II2...+2.1...0.022.181.44Nd II
Eu II2...+1.7+-0.1...-0.47+-0.11.69+-0.10.05+-0.1Eu II
Pb I1...+3.75...1.613.773.65Pb I

Binary Parameters

Binarity Positive
Vrad +49.1
Period 342

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.9 FRUTTI 30000 N/A N/A +48.3
2452124.9 FRUTTI 30000 N/A N/A +49.1

CS29509-027

Stellar Parameters

Teff : 7050 log g : 4.2 vturb : 2.00

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 I7...+1.38+-0.18...-0.65+-0.181.37+-0.187.78+-0.18C I
CHN/A...+1.38+-0.20...-0.65+-0.201.37+-0.207.78+-0.20CH
O I3...+0.55+-0.17...-1.29+-0.170.73+-0.177.40+-0.17O I
FeN/A-2.02......-2.02...5.48Fe
Sr II2...+0.82+-0.00...-1.10+-0.000.92+-0.001.77+-0.00Sr II
Ba II4...+1.33+-0.13...-0.74+-0.131.28+-0.131.44+-0.13Ba II

Binary Parameters

Binarity Positive
Vrad +78.1
Period 194

Position

Right Ascension : 00 50 15.78 Declination : -30 59 56.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.93 FRUTTI 30000 N/A N/A +77.4
2452124.93 FRUTTI 30000 N/A N/A +77.4
2452124.93 FRUTTI 30000 N/A N/A +77.4
2452474.87 FRUTTI 30000 N/A N/A +78.1