J1757+2435

taken from 1 paper(s):

/H.Li et al.(2022)/

H.Li et al.,ApJ, 931, 147, 2022(ADS)

Four-hundred Very Metal-poor Stars Studied with LAMOST and Subaru. II. Elemental Abundances


Stellar Parameters

Teff : 5768+-60 log g : 2.41+-0.04 vturb : 3.20+-0.21

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...<0.52<6.14<-2.29<0.52<6.14C
Na I2...0.18+-0.123.61+-0.12-2.63+-0.120.18+-0.123.61+-0.12Na I
Mg I3...0.44+-0.065.23+-0.06-2.37+-0.060.44+-0.065.23+-0.06Mg I
Ca I13...0.43+-0.103.96+-0.10-2.38+-0.100.43+-0.103.96+-0.10Ca I
Sc II8...0.36+-0.130.70+-0.13-2.45+-0.130.36+-0.130.70+-0.13Sc II
Ti II29...0.58+-0.122.72+-0.12-2.23+-0.120.58+-0.122.72+-0.12Ti II
Cr I5...-0.17+-0.112.66+-0.11-2.98+-0.11-0.17+-0.112.66+-0.11Cr I
Fe I59...0.00+-0.084.69+-0.08-2.81+-0.080.00+-0.084.69+-0.08Fe I
Fe II16...0.50+-0.115.19+-0.11-2.31+-0.110.50+-0.115.19+-0.11Fe II
Co I1...0.01+-0.082.19+-0.08-2.80+-0.080.01+-0.082.19+-0.08Co I
Ni I2...0.23+-0.153.64+-0.15-2.58+-0.150.23+-0.153.64+-0.15Ni I
Sr II2...0.42+-0.240.48+-0.24-2.39+-0.240.42+-0.240.48+-0.24Sr II
Ba II4...-0.15+-0.19-0.78+-0.19-2.96+-0.19-0.15+-0.19-0.78+-0.19Ba II

Position

Right Ascension : 17 57 51.20 Declination : +24 35 48.97 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 N/A SUBARUHDS 36000 73.7 N/A -100.2