HE0920-0506

taken from 1 paper(s):

/J.Shejeelammal and A. Goswami(2022)/

J.Shejeelammal et al.,ApJ, 934, 110, 2022(ADS)

Spectroscopic Study of Four Metal-poor Carbon Stars from the Hamburg/ESO Survey: On Confirming the Low-mass Nature of Their Companions


Stellar Parameters

Teff : 5380+-100 log g : 2.65+-0.2 vturb : 0.69+-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
CN/A-0.180.578.3-0.130.628.3C
N3-0.30.457.53+-0.20-0.300.457.53+-0.20N
O1-0.89-0.147.8-0.89-0.147.8O
Na I3-0.30.455.94+-0.09-0.300.455.94+-0.09Na I
Mg I3-0.10.657.50+-0.03-0.100.657.50+-0.03Mg I
Ca I16-0.360.395.98+-0.11-0.360.395.98+-0.11Ca I
Sc II2-1.09-0.262.14-1.01-0.262.14Sc II
Ti I8-0.550.24.40+-0.08-0.550.204.40+-0.08Ti I
Ti II8-0.610.144.34+-0.08-0.610.144.34+-0.08Ti II
V I1-1.06-0.312.87-1.06-0.312.87V I
Cr I10-0.280.475.36+-0.09-0.280.475.36+-0.09Cr I
Cr II3-0.270.485.37+-0.07-0.270.485.37+-0.07Cr II
Mn I2-0.99-0.244.44+-0.01-0.99-0.244.44+-0.01Mn I
Fe I17-0.75...6.75+-0.06-0.75...6.75+-0.06Fe I
Fe II3-0.75...6.75+-0.01-0.75...6.75+-0.01Fe II
Co I1-0.8-0.054.19-0.80-0.054.19Co I
Ni I10-0.390.365.83+-0.10-0.390.365.83+-0.10Ni I
Cu I1-1-0.253.19-1.00-0.253.19Cu I
Zn I2-0.220.534.34+-0.12-0.220.534.34+-0.12Zn I
Rb I1-0.82-0.071.7-0.660.091.7Rb I
Y II60.461.212.67+-0.110.461.212.67+-0.11Y II
Zr I10.471.223.050.471.223.05Zr I
Zr II1-0.20.552.38-0.200.552.38Zr II
Ba II10.651.42.830.651.402.83Ba II
La II20.51.251.60.501.251.6La II
Ce II60.411.161.99+-0.140.411.161.99+-0.14Ce II
Pr II20.431.181.15+-0.030.431.181.15+-0.03Pr II
Nd II40.321.071.74+-0.140.321.071.74+-0.14Nd II
Sm II40.611.361.57+-0.180.611.361.57+-0.18Sm II
Eu II1-0.91-0.16-0.39-0.91-0.16-0.39Eu II

Binary Parameters

Vrad 49.60+-0.03

Position

Right Ascension : 09 23 05.96 Declination : -05 19 32.75 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 HERMES 86000 14/51.88/49.89 N/A 49.60+-0.03