A0453

Bibliography Data

Title Silicon and strontium abundances of very metal-poor stars determined from near-infrared spectra
ADS W.Aoki et al.,PASJ, 74, 273, 2022
Authors W. Aoki, T. C. Beers, S. Honda, H. T. Ishikawa, T. Matsuno, V. M. Placco, J. Yoon, H. Harakawa, T. Hirano, K. Hodapp, M. Ishizuka, S. Jacobson, T. Kotani, T. Kudo, T. Kurokawa, M. Kuzuhara, J. Nishikawa, M. Omiya, T. Serizawa, M. Tamura, A. Ueda, S. Vievard

Milky Way

List of objects (6 stars)

S: Find this object in SIMBAD
O: Find this object in Other papers

Name Comment SIMBAD Object
BD+44_493 N/A S O
HD201626 N/A S O
HD221170 N/A S O
HD25329 N/A S O
HD4306 N/A S O
LAMOSTJ221750.59+210437.1 N/A S O

BD+44_493

Stellar Parameters

Teff : 5400 log g : 3.4 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
Si6...0.50+-0.1064.180+-0.106-3.33+-0.1060.50+-0.1064.180+-0.106Si

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 187-253 N/A N/A

HD201626

Stellar Parameters

Teff : 5175 log g : 2.80 vturb : 1.8

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
Si44...0.33+-0.1246.330+-0.124-1.18+-0.1240.33+-0.1246.330+-0.124Si
Sr3...1.216+-0.0252.576+-0.025-0.29+-0.0251.216+-0.0252.576+-0.025Sr

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 134-230 N/A N/A

HD221170

Stellar Parameters

Teff : 4510 log g : 1.0 vturb : 1.8

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
Si26...0.49+-0.1205.810+-0.120-1.70+-0.1200.49+-0.1205.810+-0.120Si
Sr3...0.453+-0.1051.133+-0.105-1.74+-0.1050.453+-0.1051.133+-0.105Sr

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 92-145 N/A N/A

HD25329

Stellar Parameters

Teff : 4855 log g : 4.73 vturb : 1.63

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
Si7...0.17+-0.0866.071+-0.086-1.44+-0.0860.17+-0.0866.071+-0.086Si
Sr2...0.1761.436-1.430.1761.436Sr

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 130-207 N/A N/A

HD4306

Stellar Parameters

Teff : 4810 log g : 1.8 vturb : 1.6

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
Si17...0.63+-0.1355.250+-0.135-2.26+-0.1350.63+-0.1355.250+-0.135Si
Sr4...0.154+-0.0770.134+-0.077-2.74+-0.0770.154+-0.0770.134+-0.077Sr

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 57-78 N/A N/A

LAMOSTJ221750.59+210437.1

Stellar Parameters

Teff : 4500 log g : 0.9 vturb : 2.3

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
Si12...0.72+-0.1304.334+-0.130-3.18+-0.1300.72+-0.1304.334+-0.130Si

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-07-25 N/A SUBARIRD 70000 73-110 N/A N/A