[Fe/H], Teff, logg for 21 million stars in SAGES DR1 in northern sky
顾弘睿
Using the u, v band data from the SAGES DR1 in northern sky and the visible, near-infrared, and ultraviolet data from Gaia, 2MASS, WISE, GALEX, the random forest method was applied to calculate three stellar parameters ([Fe/H], Teff, logg) for approximately 21 million stars. The dataset includes SG_Product_1.0.fits, which uses data only from SAGES DR1 and Gaia DR3, and WG_Product_1.0.fits, which is trained using all five photometric survey data. Detailed information on this data in the catalog can be found in Table 3 of the paper.
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Paper Information
Paper Title:
The Stellar Abundances and Galactic Evolution Survey (SAGES). II. Machine Learning–based Stellar Parameters for 21 Million Stars from the First Data Release
Publication:
ApJS
Identifiers
CSTR:
11379.11.101557
DOI:
10.12149/101557
VO Identifier:
ivo://China-VO/paperdata/101557
Publication Date:
2025-01-13
Citation Guidelines
顾弘睿 et al. 2025. [Fe/H], Teff, logg for 21 million stars in SAGES DR1 in northern sky. Version 1.0. https://doi.org/10.12149/101557
@misc{10.12149/101557,
doi = {10.12149/101557},
url = {https://doi.org/10.12149/101557},
author = {顾弘睿},
title = {[Fe/H], Teff, logg for 21 million stars in SAGES DR1 in northern sky},
version = {1.0},
publisher = {Nataional Astronomical Data Center of China},
year= {2025}
}
doi = {10.12149/101557},
url = {https://doi.org/10.12149/101557},
author = {顾弘睿},
title = {[Fe/H], Teff, logg for 21 million stars in SAGES DR1 in northern sky},
version = {1.0},
publisher = {Nataional Astronomical Data Center of China},
year= {2025}
}
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2025-01-13