Astrophysical: Methods

  • Publication
    J-PLUS: galaxy-star-quasar classification for DR3
    The Javalambre Photometric Local Universe Survey (J-PLUS) is a 12-band photometric survey using the 83-cm JAST telescope. Data Release 3 includes 47.4 million...
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    J-PLUS: Identification of low-metallicity stars with artificial neural networks using SPHINX
    Context. We present a new methodology for the estimation of stellar atmospheric parameters from narrow- and intermediate-band photometry of the Javalambre...
  • Publication
    J-PLUS: Searching for very metal-poor star candidates using the SPEEM pipeline
    Context. We explore the stellar content of the Javalambre Photometric Local Universe Survey (J-PLUS) Data Release 2 and show its potential for identifying low...
  • Publication
    J-PLUS: Spectral evolution of white dwarfs by PDF analysis
    Aims: We estimated the spectral evolution of white dwarfs with effective temperature using the Javalambre Photometric Local Universe Survey (J-PLUS) second data...
  • Publication
    J-PLUS: Spectroscopic validation of Hα emission line maps in spatially resolved galaxies
    Aims. We present a dedicated automated pipeline to construct spatially resolved emission Hα+[NII] maps and to derive the spectral energy distributions (SEDs) in...
  • Publication
    J-PLUS: Stellar parameters, C, N, Mg, Ca, and [α/Fe] abundances for two million stars from DR1
    Context. The Javalambre Photometric Local Universe Survey (J-PLUS) has obtained precise photometry in 12 specially designed filters for large numbers of...
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    J-PLUS: Support vector machine applied to STAR-GALAXY-QSO classification
    Context. In modern astronomy, machine learning has proved to be efficient and effective in mining big data from the newest telescopes. Aims: In this study, we...
  • Publication
    J-PLUS: Support vector regression to measure stellar parameters
    Context. Stellar parameters are among the most important characteristics in studies of stars which, in traditional methods, are based on atmosphere models...
  • Publication
    J-PLUS: Systematic impact of metallicity on photometric calibration with the stellar locus
    Aims: We present the photometric calibration of the twelve optical passbands for the Javalambre Photometric Local Universe Survey (J-PLUS) second data release...