Validating Gaia DR3 Pulsating Variable Classifications with TESS. II. 360+ Eclipsing Binaries with δ Scuti and γ Doradus Components

Abstract A comprehensive analysis of 75,369 stars from Gaia DR3 has led to the serendipitous discovery of 380 eclipsing binaries featuring δ Scuti and γ Doradus pulsators, 45 eclipsing binaries exhibiting rotational variability, and 8 new RR Lyrae stars. Moreover, this study has confirmed 12,145 δ Scuti stars (including 8710 new) and 8192 γ Doradus stars (including 7531 new). These findings substantially expand the existing catalogs of δ Scuti and γ Doradus stars, now encompassing 98,968 and 19,466 stars, respectively, providing a valuable resource for future studies. The remarkable number of newly identified pulsating binaries underscores the significance of this project in validating Gaia variables .

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Publication Details

Journal
Research Notes of the AAS
Published
2024-10-03
DOI
https://doi.org/10.3847/2515-5172/ad8227
Primary Topic
Stellar, planetary, and galactic studies
Type
article
Field-Weighted Citation Impact
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article

Validating Gaia DR3 Pulsating Variable Classifications with TESS. II. 360+ Eclipsing Binaries with δ Scuti and γ Doradus Components

Ai-Ying Zhou
Research Notes of the AAS
Stellar, planetary, and galactic studies
article

Validating Gaia DR3 Pulsating Variable Classifications with TESS. II. 360+ Eclipsing Binaries with δ Scuti and γ Doradus Components

Ai-Ying Zhou
article en

Abstract

Abstract A comprehensive analysis of 75,369 stars from Gaia DR3 has led to the serendipitous discovery of 380 eclipsing binaries featuring δ Scuti and γ Doradus pulsators, 45 eclipsing binaries exhibiting rotational variability, and 8 new RR Lyrae stars. Moreover, this study has confirmed 12,145 δ Scuti stars (including 8710 new) and 8192 γ Doradus stars (including 7531 new). These findings substantially expand the existing catalogs of δ Scuti and γ Doradus stars, now encompassing 98,968 and 19,466 stars, respectively, providing a valuable resource for future studies. The remarkable number of newly identified pulsating binaries underscores the significance of this project in validating Gaia variables .

Research Notes of the AASVol. 8(10)
Openalex Percentile: Top 87%
Stellar, planetary, and galactic studies
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