chemical_abundances (ravedr4.chemical_abundances)

The table has 313130 rows, 23 columns.

Description

The page describes the columns and properties of the table with abundances from C. Boeche"s pipeline.

Attribution

Funding for Rave has been provided by:

  • the Leibniz Institute for Astrophysics Potsdam (AIP);
  • the Australian Astronomical Observatory;
  • the Australian National University;
  • the Australian Research Council;
  • the French National Research Agency;
  • the German Research Foundation (SPP 1177 and SFB 881);
  • the European Research Council (ERC-StG 240271 Galactica);
  • the Istituto Nazionale di Astrofisica at Padova;
  • the Johns Hopkins University;
  • the National Science Foundation of the USA (AST-0908326);
  • the W. M. Keck foundation;
  • the Macquarie University;
  • the Netherlands Research School for Astronomy;
  • the Natural Sciences and Engineering Research Council of Canada;
  • the Slovenian Research Agency;
  • the Swiss National Science Foundation;
  • the Science & Technology FacilitiesCouncil of the UK;
  • Opticon;
  • Strasbourg Observatory;
  • the Universities of Basel, Groningen, Heidelberg and Sydney.

This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia), processed by the GaiaData Processing and Analysis Consortium (DPAC, https://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement.

Columns

Name Type UCD Unit Description
rave_obs_id char meta.id

Unique Identifier for RAVE objects, Observation Date, Fieldname, Fibernumber

mg float phys.abund.Z

[Mg/H] abundance of Mg

mg_n short meta.number

Number of used spectral lines in calc. of [Mg/H]

al float phys.abund.Z

[Al/H] abundance of Al

al_n short meta.number

Number of used spectral lines in calc. of [Al/H]

si float phys.abund.Z

[Si/H] abundance of Si

si_n short meta.number

Number of used spectral lines in calc. of [Si/H]

ti float phys.abund.Z

[Ti/H] abundance of Ti

ti_n short meta.number

Number of used spectral lines in calc. of [Ti/H]

fe float phys.abund.Z

[Fe/H] abundance of Fe

fe_n short meta.number

Number of used spectral lines in calc. of [Fe/H]

ni float phys.abund.Z

[Ni/H] abundance of Ni

ni_n short meta.number

Number of used spectral lines in calc. of [Ni/H]

teff_k float phys.temperature.effective K

Effective temperature

logg_k float phys.gravity

Log gravity (Note 2, DR5)

met_n_k float phys.abund.Z

Calibrated metallicity [m/H]

met_c float phys.abund.Z

[m/H] [Chemical Pipeline]

alpha_c float phys.abund

[Alpha/Fe] [Chemical pipeline]

stn_c float stat.snr

Signal / Noise Ratio Chemical pipeline

frac_c float stat.value

Chemical pipeline, fraction

n_tot short meta.number

total number of evaluated spectra

chisq_c float stat.fit.chi2

chi square [Chemical pipeline]

sigma_c float stat.param

Chemical pipeline, best matching line profile