Pristine_221.8781+9.7844
The Pristine survey IV: approaching the Galactic metallicity floor with the discovery of an ultra-metal-poor star
Teff : 5792+-100 | log g : 3.5+-0.5 | vturb : 1.5 |
Original Data | Converted Data Asplund et al. (2009) | |||||||
---|---|---|---|---|---|---|---|---|
Element | Nline | [X/H] | [X/Fe] | log-e | [X/H] | [X/Fe] | log-e | Element |
Li I | N/A | 0.60+-0.20 | 5.26+-0.20 | 1.70 | -1.56+-0.20 | 3.08+-0.20 | 1.70 | Li I |
C I | N/A | <-2.90 | <1.76 | <5.60 | <-2.83 | <1.81 | <5.60 | C I |
Na I | N/A | -4.10+-0.10 | 0.56+-0.10 | 2.20 | -4.04+-0.10 | 0.60+-0.10 | 2.20 | Na I |
Mg I | N/A | -4.17+-0.08 | 0.49+-0.08 | 3.37 | -4.23+-0.08 | 0.41+-0.08 | 3.37 | Mg I |
Al I | N/A | <-4.87 | <-0.21 | <1.60 | <-4.85 | <-0.21 | <1.60 | Al I |
Si I | N/A | -4.29+-0.09 | 0.37+-0.09 | 3.23 | -4.28+-0.09 | 0.36+-0.09 | 3.23 | Si I |
Ca I | N/A | -4.47+-0.12 | 0.19+-0.12 | 1.86 | -4.48+-0.12 | 0.16+-0.12 | 1.86 | Ca I |
Ca II | N/A | -4.11+-0.14 | 0.55+-0.14 | 2.22 | -4.12+-0.14 | 0.52+-0.14 | 2.22 | Ca II |
Ti II | N/A | -4.20+-0.20 | 0.46+-0.20 | 0.70 | -4.25+-0.20 | 0.39+-0.20 | 0.70 | Ti II |
Fe I | N/A | -4.66+-0.13 | 0.00+-0.13 | 2.86 | -4.64+-0.13 | 0.00+-0.13 | 2.86 | Fe I |
Sr II | N/A | <-4.42 | <0.24 | <-1.50 | <-4.37 | <0.27 | <-1.50 | Sr II |
Vrad | -149.0+-0.5 |
Right Ascension : 14 47 30.73 | Declination : +09 47 03.70 | Galactic Longitude (l) : N/A | Galactic Latitude (b) : N/A |
Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
---|---|---|---|---|---|---|
2017-07-15 | N/A | WHTISIS | 2400 | 180 | 14400 | |
2017-08-14 | N/A | VLT | 30000 | 100 | 3005 | -149.0+-0.5 |