B0141

Bibliography Data

Title Gemini/GRACES spectroscopy of stars in Tri II
ADS K.Venn et al.,MNRAS, 466, 3741, 2017
Authors K. Venn, E. Starkenburg, L. Malo, N. Martin, B. P.M. Laevens

Triangulum II, Ultra-Faint Dwarf Galaxy

List of objects (2 stars)

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

Dwarf Galaxy SAGA Name Original Name Comment SIMBAD Object
Triangulum II, Ultra-Faint Dwarf Galaxy SAGA_TriII_000005 Star46 N/A

N/A

 O
Triangulum II, Ultra-Faint Dwarf Galaxy SAGA_TriII_000008 Star40 N/A

N/A

 O

SAGA_TriII_000005 originally named as Star46

Stellar Parameters

Teff : 5050+-50 log g : 2.60+-0.06 vturb : 2.5

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...<-1.0...<-3.50<-1.00<4.93C
Na IN/A...<0.0...<-2.50<0.00<3.74Na I
Mg I3...-0.7+-0.3...-3.20+-0.3-0.70+-0.34.40+-0.3Mg I
Ca I3...-0.2+-0.3...-2.70+-0.3-0.20+-0.33.64+-0.3Ca I
Fe21-2.5+-0.2......-2.50+-0.2...5.00+-0.2Fe
Fe I21......5.0+-0.2-2.50+-0.2...5.0+-0.2Fe I
Ba IIN/A...<-0.7...<-3.20<-0.70<-1.02Ba II

Binary Parameters

Vrad -397.1+-2.0

Position

Right Ascension : 02 13 21.54 Declination : +36 09 57.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2015-12-15 N/A GEMINIGRACES 20000 20 9600 -397.1+-2.0

SAGA_TriII_000008 originally named as Star40

Stellar Parameters

Teff : 4800+-50 log g : 1.80+-0.06 vturb : 2.7+-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...<-1.0...<-3.87<-1.00<4.56C
Na I2...-1.1+-0.4...-3.97+-0.4-1.10+-0.42.27+-0.4Na I
Mg I4...0.01+-0.23...-2.86+-0.230.01+-0.234.74+-0.23Mg I
K IN/A...+0.8+-0.2...-2.07+-0.20.80+-0.22.96+-0.2K I
Ca I5...+0.39+-0.14...-2.48+-0.140.39+-0.143.86+-0.14Ca I
Ti4...+0.55+-0.17...-2.32+-0.170.55+-0.172.63+-0.17Ti
Cr I2...-0.29+-0.32...-3.16+-0.32-0.29+-0.322.48+-0.32Cr I
Fe55-2.87+-0.19......-2.87+-0.19...4.63+-0.19Fe
Fe I52......4.63+-0.19-2.87+-0.19...4.63+-0.19Fe I
Fe II3......4.79+-0.24-2.71+-0.24...4.79+-0.24Fe II
Ni I2...+0.30+-0.26...-2.57+-0.260.30+-0.263.65+-0.26Ni I
Ba IIN/A...<-1.2...<-4.07<-1.20<-1.89Ba II
Eu IIN/A...<+1.9...<-0.97<1.90<-0.45Eu II

Binary Parameters

Vrad -382.1+-1.5

Position

Right Ascension : 02 13 16.55 Declination : +36 10 45.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2015-12-15 N/A GEMINIGRACES 40000 40 3600 -382.1+-1.5