基于SAGES DR1数据得到的北天2100万颗恒星三种大气参数星表（[Fe/H], Teff, logg）
Hongrui Gu
利用SAGES DR1北天巡天数据的u，v波段数据以及Gaia, 2MASS, WISE, GALEX等可见光近红外近紫外数据，使用随机森林方法，计算了约2100万颗恒星的三种大气参数（[Fe/H], Teff, logg），数据集中包含仅使用SAGES DR1和Gaia DR3的SG_Product_1.0.fits，以及包含所有测光数据训练得到的WG_Product_1.0.fits，详细星表内数据细节详见论文表格3。
文件
SG_product_1.0.fits
3.77 GB
WG_product_1.0.fits
601.92 MB
论文信息
论文标题:
The Stellar Abundances and Galactic Evolution Survey (SAGES). II. Machine Learning–based Stellar Parameters for 21 Million Stars from the First Data Release
发表期刊:
ApJS
标识符
CSTR:
11379.11.101557
DOI:
10.12149/101557
VO Identifier:
ivo://China-VO/paperdata/101557
发布时间:
2025-01-13
使用统计
总下载量
370
引用
Hongrui Gu et al. 2025. [Fe/H], Teff, logg for 21 million stars in SAGES DR1 in northern sky. 版本 1.0. https://doi.org/10.12149/101557
@misc{10.12149/101557,
doi = {10.12149/101557},
url = {https://doi.org/10.12149/101557},
author = {Hongrui Gu},
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 = {Hongrui Gu},
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}
}
版本