J2248+1455

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 : 5510+-61 log g : 4.76+-0.02 vturb : 1.40+-0.27

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
C1...0.31+-0.186.36+-0.18-2.07+-0.180.31+-0.186.36+-0.18C
Na I2...-0.51+-0.123.35+-0.12-2.89+-0.12-0.51+-0.123.35+-0.12Na I
Mg I1...0.27+-0.175.49+-0.17-2.11+-0.170.27+-0.175.49+-0.17Mg I
Si I1...0.68+-0.175.81+-0.17-1.70+-0.170.68+-0.175.81+-0.17Si I
Ca I6...0.01+-0.063.97+-0.06-2.37+-0.060.01+-0.063.97+-0.06Ca I
Sc II2...0.40+-0.271.17+-0.27-1.98+-0.270.40+-0.271.17+-0.27Sc II
Ti II9...0.21+-0.132.78+-0.13-2.17+-0.130.21+-0.132.78+-0.13Ti II
Cr I6...-0.04+-0.213.22+-0.21-2.42+-0.21-0.04+-0.213.22+-0.21Cr I
Fe I88...0.00+-0.175.12+-0.17-2.38+-0.170.00+-0.175.12+-0.17Fe I
Fe II2...-0.35+-0.344.77+-0.34-2.73+-0.34-0.35+-0.344.77+-0.34Fe II
Ni I1...0.06+-0.173.90+-0.17-2.32+-0.170.06+-0.173.90+-0.17Ni I
Sr II2...-0.23+-0.150.26+-0.15-2.61+-0.15-0.23+-0.150.26+-0.15Sr II

Position

Right Ascension : 22 48 18.55 Declination : +14 55 42.64 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 17.7 N/A -162.4