HE1300+0157

taken from 6 paper(s):

/P.S.Barklem et al.(2005)/ /A.Frebel et al.(2007)/ /J.G.Cohen et al.(2008)/ /L.Zhang et al.(2011)/ /J.G.Cohen et al.(2013)/ /A.Arentsen et al.(2019)/

P.S.Barklem et al.,AAP, 439, 129, 2005(ADS)

The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample


Stellar Parameters

Teff : 5411 log g : 3.38 vturb : 1.43

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
CH1...1.17+-0.295.82+-0.27-2.61+-0.271.13+-0.295.82+-0.27CH
Mg I3...0.40+-0.274.25+-0.24-3.35+-0.240.39+-0.274.25+-0.24Mg I
Al I1...-0.83+-0.271.90+-0.22-4.55+-0.22-0.81+-0.271.90+-0.22Al I
Ca I1...0.47+-0.253.10+-0.22-3.24+-0.220.50+-0.253.10+-0.22Ca I
Sc II1...0.26+-0.29-0.30+-0.24-3.45+-0.240.29+-0.29-0.30+-0.24Sc II
Ti5...0.34+-0.281.62+-0.22-3.33+-0.220.41+-0.281.62+-0.22Ti
Cr I2...-0.37+-0.251.56+-0.20-4.08+-0.20-0.34+-0.251.56+-0.20Cr I
Fe18...0.00+-0.223.76+-0.19-3.74+-0.190.00+-0.223.76+-0.19Fe
Co I1...0.50+-0.301.69+-0.25-3.30+-0.250.44+-0.301.69+-0.25Co I
Ni I4...-0.04+-0.232.48+-0.17-3.74+-0.170.00+-0.232.48+-0.17Ni I
Y II1...0.56+-0.31-0.94+-0.22-3.15+-0.220.59+-0.31-0.94+-0.22Y II

Position

Right Ascension : 13 02 56.24 Declination : +01 41 52.1 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 VLT 20000 56 N/A 73.6

A.Frebel et al.,ApJ, 658, 534, 2007(ADS)

Chemical Abundance Analysis of the Extremely Metal-poor Star HE 1300+0157


Stellar Parameters

Teff : 5450+-70 log g : 3.2+-0.3 vturb : 1.54+-0.3

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 ISyn......1.06+-0.09-2.20+-0.091.58+-0.091.06+-0.09Li I
CHSyn-2.50+-0.271.38+-0.275.89+-0.27-2.54+-0.271.24+-0.275.89+-0.27CH
NHSyn<-2.66<1.22<5.12<-2.71<1.07<5.12NH
OHSyn-2.12+-0.391.76+-0.396.54+-0.39-2.15+-0.391.63+-0.396.54+-0.39OH
Na I2-3.73+-0.100.15+-0.102.44+-0.10-3.80+-0.10-0.02+-0.102.44+-0.10Na I
Mg I6-3.43+-0.140.45+-0.144.10+-0.14-3.50+-0.140.28+-0.144.10+-0.14Mg I
Al I1-4.33+-0.12-0.45+-0.122.04+-0.12-4.41+-0.12-0.63+-0.122.04+-0.12Al I
Si I1-3.01+-0.180.87+-0.184.50+-0.18-3.01+-0.180.77+-0.184.50+-0.18Si I
Ca I5-3.33+-0.120.55+-0.122.98+-0.12-3.36+-0.120.42+-0.122.98+-0.12Ca I
Ca II4-3.56+-0.140.32+-0.142.75+-0.14-3.59+-0.140.19+-0.142.75+-0.14Ca II
Sc II12-3.42+-0.150.46+-0.15-0.37+-0.15-3.52+-0.150.26+-0.15-0.37+-0.15Sc II
Ti I4-3.24+-0.140.64+-0.141.66+-0.14-3.29+-0.140.49+-0.141.66+-0.14Ti I
Ti II40-3.13+-0.160.75+-0.161.77+-0.16-3.18+-0.160.60+-0.161.77+-0.16Ti II
V I4379<-2.85<1.03<1.15<-2.78<1.00<1.15V I
Cr I5-4.13+-0.15-0.25+-0.151.51+-0.15-4.13+-0.15-0.35+-0.151.51+-0.15Cr I
Cr II2-3.99+-0.13-0.11+-0.131.65+-0.13-3.99+-0.13-0.21+-0.131.65+-0.13Cr II
Mn I1-4.34+-0.13-0.46+-0.131.05+-0.13-4.38+-0.13-0.60+-0.131.05+-0.13Mn I
Mn II1-4.50+-0.13-0.62+-0.130.89+-0.13-4.54+-0.13-0.76+-0.130.89+-0.13Mn II
Fe I101-3.73+-0.160.15+-0.163.72+-0.16-3.78+-0.160.15+-0.163.72+-0.16Fe I
Fe II7-3.88+-0.140.00+-0.143.57+-0.14-3.93+-0.140.00+-0.143.57+-0.14Fe II
Co I16-3.12+-0.150.76+-0.151.80+-0.15-3.19+-0.150.59+-0.151.80+-0.15Co I
Ni I25-3.62+-0.200.26+-0.202.61+-0.20-3.61+-0.200.17+-0.202.61+-0.20Ni I
Zn I4810<-2.97<0.91<1.63<-2.93<0.85<1.63Zn I
Sr II4077<-5.56<-1.68<-2.64<-5.51<-1.73<-2.64Sr II
Y II4884<-3.14<0.74<-0.93<-3.14<0.64<-0.93Y II
Zr II4497<-2.66<1.22<-0.07<-2.65<1.13<-0.07Zr II
Ba II4554<-4.73<-0.85<-2.56<-4.74<-0.96<-2.56Ba II
Eu II4129<-2.32<1.56<-1.80<-2.32<1.46<-1.80Eu II
Pb I4057<-1.10<2.78<0.90<-1.14<2.64<0.90Pb I

Position

Right Ascension : 13 02 56.24 Declination : +01 41 52.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-05-30-0737 N/A SUBARUHDS 60000 70-170 30min 75.3
2004-06-01-0539 N/A SUBARUHDS 60000 70-170 270min 74.6
2005-03-02-1208 N/A SUBARUHDS 60000 35-70 180min 74.6

J.G.Cohen et al.,ApJ, 672, 320, 2008(ADS)

New Extremely Metal-Poor Stars in the Galactic Halo


Stellar Parameters

Teff : 5632 log g : 3.37 vturb : 1.3

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
CH1...1.236.43-2.001.446.43CH
NH1...<0.71<5.25<-2.58<0.86<5.25NH
OH2...1.69+-0.187.13+-0.18-1.56+-0.181.88+-0.187.13+-0.18OH
Na I2...-0.49+-0.072.44+-0.07-3.80+-0.07-0.36+-0.072.44+-0.07Na I
Mg I3...0.32+-0.104.47+-0.10-3.13+-0.100.31+-0.104.47+-0.10Mg I
Al I1...-0.242.83-3.62-0.182.83Al I
Si I1...0.494.64-2.870.574.64Si I
Ca I2...0.26+-0.133.23+-0.13-3.11+-0.130.33+-0.133.23+-0.13Ca I
Ca II1...0.103.07-3.270.173.07Ca II
Sc II1...0.17-0.12-3.270.17-0.12Sc II
Ti II8...0.12+-0.061.72+-0.06-3.23+-0.060.21+-0.061.72+-0.06Ti II
Cr I4...-0.53+-0.071.74+-0.07-3.90+-0.07-0.46+-0.071.74+-0.07Cr I
Mn I2...-0.86+-0.021.13+-0.02-4.30+-0.02-0.86+-0.021.13+-0.02Mn I
Mn II2...-0.66+-0.161.33+-0.16-4.10+-0.16-0.66+-0.161.33+-0.16Mn II
Fe I36-3.39+-0.19...4.06+-0.19-3.44+-0.19...4.06+-0.19Fe I
Fe II6-3.55+-0.11-0.16+-0.113.90+-0.11-3.60+-0.11-0.16+-0.113.90+-0.11Fe II
Co I3...0.39+-0.081.92+-0.08-3.07+-0.080.37+-0.081.92+-0.08Co I
Ni I2...-0.02+-0.062.83+-0.06-3.39+-0.060.05+-0.062.83+-0.06Ni I
Cu I2...-0.68+-0.020.13+-0.02-4.06+-0.02-0.62+-0.020.13+-0.02Cu I
Sr II1...-1.55-2.05-4.92-1.48-2.05Sr II
Ba II2...<-0.63+-0.20<-1.89+-0.20<-4.07+-0.20<-0.63+-0.20<-1.89+-0.20Ba II

Position

Right Ascension : 13 02 56.24 Declination : +01 41 52.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452830.50 +73.6+-2.0
2453157.74 +74.6+-0.6
2453432.01 +74.6+-0.6
2453843.87 KECKHIRES 35000 >110 3600 +73.4+-0.1

L.Zhang et al.,AAP, 528, A92, 2011(ADS)

The Hamburg/ESO R-process Enhanced Star survey (HERES). VI. The Galactic chemical evolution of silicon


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
CN/A-2.701.065.82-2.611.155.82C
FeN/A-3.76......-3.76...3.74Fe

Position

Right Ascension : 13 02 56.24 Declination : +01 41 52.1 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 VLT 20000 N/A N/A N/A

J.G.Cohen et al.,ApJ, 778, 56, 2013(ADS)

Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] <-2


Stellar Parameters

Teff : 5550+-100 log g : 3.3+-0.25 vturb : 1.3+-0.2

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
CHN/A...1.13...-2.201.346.23CH
NH1...<0.61...<-2.78<0.76<5.05NH
O I2...1.49+-0.18...-1.76+-0.181.78+-0.186.93+-0.18O I
Na I2...-0.26+-0.07...-3.67+-0.07-0.13+-0.072.57+-0.07Na I
Mg I3...0.34+-0.1...-3.21+-0.10.33+-0.14.39+-0.1Mg I
Al I1...-0.22...-3.69-0.152.76Al I
Si I1...0.48...-2.970.574.54Si I
Ca I2...0.27+-0.13...-3.20+-0.130.34+-0.133.14+-0.13Ca I
Ca II1...0.14...-3.330.213.01Ca II
Sc II1...0.19...-3.350.19-0.20Sc II
Ti II8...0.15+-0.06...-3.30+-0.060.24+-0.061.65+-0.06Ti II
Cr I4...-0.52+-0.07...-3.98+-0.07-0.44+-0.071.66+-0.07Cr I
Mn I2...-0.86+-0.02...-4.39+-0.02-0.85+-0.021.04+-0.02Mn I
Mn II2...-0.63+-0.16...-4.16+-0.16-0.62+-0.161.27+-0.16Mn II
Fe IN/A-3.49+-0.14......-3.54+-0.14...3.96+-0.14Fe I
Fe II6-3.61+-0.11-0.12+-0.11...-3.66+-0.11-0.12+-0.113.84+-0.11Fe II
Co I3...0.39+-0.08...-3.17+-0.080.37+-0.081.82+-0.08Co I
Ni I2...-0.03+-0.06...-3.49+-0.060.05+-0.062.73+-0.06Ni I
Cu I2...-0.69+-0.02...-4.16+-0.02-0.62+-0.020.03+-0.02Cu I
Sr II1...-1.53...-4.99-1.45-2.12Sr II
Ba II1...<-0.74...<-4.28<-0.74<-2.10Ba II

Binary Parameters

Vrad 73.4

Position

Right Ascension : 13 02 56.24 Declination : +01 41 52.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-04 N/A KECKHIRES 36000 >150 3600 73.4

A.Arentsen et al.,AAP, 621, A108, 2019(ADS)

Binarity among CEMP-no stars: an indication of multiple formation pathways?


Stellar Parameters

Teff : 5529 log g : 3.3

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
CN/A...1.315.99-2.441.315.99C
FeN/A-3.75......-3.75...3.75Fe
BaN/A...<-0.85...<-4.60<-0.85<-2.42Ba

Binary Parameters

Binarity Negative
Vrad 74.40+-0.70

Position

Right Ascension : 13 02 56.2 Declination : +01 41 52 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-08-15-171648 2456520.22 GECKOCFHT 68000 N/A N/A 75.4+-1.06
2014-01-18-040447 2456675.67 GECKOCFHT 68000 N/A N/A 72.89+-1.2
2014-02-12-004311 2456700.53 GECKOCFHT 68000 N/A N/A 74.6+-0.44
2014-04-12-184311 2456760.28 GECKOCFHT 68000 N/A N/A 74.67+-0.72