CS22874-042

taken from 2 paper(s):

/G.W.Preston and C. Sneden(2000)/ /C.J.Hansen et al.(2017)/

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

What Are These Blue Metal-Poor Stars?


Stellar Parameters

Teff : 6900 log g : 4.50 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
Mg I3...0.17...-1.380.156.22Mg I
Ca I6...0.18...-1.330.205.01Ca I
Sc II2...0.26...-1.250.281.90Sc II
Ti II17...0.28...-1.180.353.77Ti II
Cr I2...-0.15...-1.65-0.123.99Cr I
Mn I2...-0.56...-2.13-0.603.30Mn I
Fe22-1.53......-1.53...5.97Fe
Sr II2...-0.40...-1.83-0.301.04Sr II
Ba II1...-0.06...-1.64-0.110.54Ba II

Binary Parameters

Binarity Negative
Vrad 176.2

Position

Right Ascension : 14 38 01.94 Declination : -24 58 44.3 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 2448814.476 FRUTTI 30000 10 N/A 177.7
N/A 2448824.502 FRUTTI 30000 10 N/A 176.2
N/A 2448825.522 FRUTTI 30000 10 N/A 175.7
N/A 2449193.498 FRUTTI 30000 10 N/A 176.7
N/A 2449576.486 FRUTTI 30000 10 N/A 176.9
N/A 2449934.536 FRUTTI 30000 10 N/A 175.9
N/A 2449937.499 FRUTTI 30000 10 N/A 175.8
N/A 2449939.485 FRUTTI 30000 10 N/A 175.5
N/A 2450289.486 FRUTTI 30000 10 N/A 176.8
N/A 2450292.468 FRUTTI 30000 10 N/A 175.2
N/A 2450614.601 FRUTTI 30000 10 N/A 177.7
N/A 2450616.551 FRUTTI 30000 10 N/A 176.7
N/A 2450650.497 FRUTTI 30000 10 N/A 176.1
N/A 2450996.473 FRUTTI 30000 10 N/A 175.1
N/A 2450997.47 FRUTTI 30000 10 N/A 176.1
N/A 2450998.472 FRUTTI 30000 10 N/A 175.8
N/A 2451001.473 FRUTTI 30000 10 N/A 176.4
N/A 2451002.469 FRUTTI 30000 10 N/A 176.1
N/A 2451359.478 FRUTTI 30000 10 N/A 176.9
N/A 2451384.486 FRUTTI 30000 10 N/A 176.3
N/A 2451385.48 FRUTTI 30000 10 N/A 175.2
N/A 2451386.498 FRUTTI 30000 10 N/A 176.5

C.J.Hansen et al.,AAP, 598, 54, 2017(ADS)

Something borrowed, something blue: The nature of blue metal-poor stars inferred from their colours and chemical abundances


Stellar Parameters

Teff : 6500+-100 log g : 4.5+-0.1 vturb : 1.9+-0.1

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 IN/A......2.38+-0.10-0.88+-0.101.02+-0.102.38+-0.10Li I
CHN/A...0.0+-0.2...-1.78+-0.20.12+-0.26.65+-0.2CH
O IN/A...0.45+-0.10...-1.27+-0.100.63+-0.107.42+-0.10O I
Na IN/A...0.22+-0.05...-1.59+-0.050.31+-0.054.65+-0.05Na I
Mg IN/A...0.35+-0.10...-1.57+-0.100.33+-0.106.03+-0.10Mg I
Al IN/A...-0.85+-0.05...-2.73+-0.05-0.83+-0.053.72+-0.05Al I
Si IN/A...0.25+-0.10...-1.61+-0.100.29+-0.105.90+-0.10Si I
Ca IN/A...0.28+-0.10...-1.60+-0.100.30+-0.104.74+-0.10Ca I
Sc IIN/A...0.30+-0.05...-1.58+-0.050.32+-0.051.57+-0.05Sc II
Ti IN/A...0.46+-0.15...-1.37+-0.150.53+-0.153.58+-0.15Ti I
Ti IIN/A...0.37+-0.10...-1.46+-0.100.44+-0.103.49+-0.10Ti II
V IIN/A...0.30+-0.10...-1.53+-0.100.37+-0.102.40+-0.10V II
Cr IN/A...0.20+-0.05...-1.67+-0.050.23+-0.053.97+-0.05Cr I
Mn IN/A...-0.45+-0.05...-2.39+-0.05-0.49+-0.053.04+-0.05Mn I
FeN/A-1.9+-0.1......-1.90+-0.1...5.60+-0.1Fe
Co IN/A...0.00+-0.05...-1.97+-0.05-0.07+-0.053.02+-0.05Co I
Ni IN/A...-0.05+-0.05...-1.92+-0.05-0.02+-0.054.30+-0.05Ni I
Sr IIN/A...0.15+-0.10...-1.65+-0.100.25+-0.101.22+-0.10Sr II
Y IIN/A...0.15+-0.15...-1.72+-0.150.18+-0.150.49+-0.15Y II
Zr IIN/A...<1...<-0.88<1.02<1.70Zr II
Ba IIN/A...0.0+-0.10...-1.95+-0.10-0.05+-0.100.23+-0.10Ba II
La IIN/A...<0.5...<-1.33<0.57<-0.23La II

Binary Parameters

Binarity Negative
Vrad 178.5+-0.6

Position

Right Ascension : 14 38 01.94 Declination : -24 58 44.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2014-08-19 N/A MIKELCO 57000 9-100 3000 178.5+-0.6