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A seismic scaling relation for stellar age II: The red giant branch

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A seismic scaling relation for stellar age II : The red giant branch. / Bellinger, Earl Patrick.

I: Monthly Notices of the Royal Astronomical Society: Letters, Bind 492, Nr. 1, 02.2020, s. L50-L55.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

Harvard

Bellinger, EP 2020, 'A seismic scaling relation for stellar age II: The red giant branch', Monthly Notices of the Royal Astronomical Society: Letters, bind 492, nr. 1, s. L50-L55. https://doi.org/10.1093/mnrasl/slz178

APA

Bellinger, E. P. (2020). A seismic scaling relation for stellar age II: The red giant branch. Monthly Notices of the Royal Astronomical Society: Letters, 492(1), L50-L55. https://doi.org/10.1093/mnrasl/slz178

CBE

Bellinger EP. 2020. A seismic scaling relation for stellar age II: The red giant branch. Monthly Notices of the Royal Astronomical Society: Letters. 492(1):L50-L55. https://doi.org/10.1093/mnrasl/slz178

MLA

Bellinger, Earl Patrick. "A seismic scaling relation for stellar age II: The red giant branch". Monthly Notices of the Royal Astronomical Society: Letters. 2020, 492(1). L50-L55. https://doi.org/10.1093/mnrasl/slz178

Vancouver

Bellinger EP. A seismic scaling relation for stellar age II: The red giant branch. Monthly Notices of the Royal Astronomical Society: Letters. 2020 feb;492(1):L50-L55. https://doi.org/10.1093/mnrasl/slz178

Author

Bellinger, Earl Patrick. / A seismic scaling relation for stellar age II : The red giant branch. I: Monthly Notices of the Royal Astronomical Society: Letters. 2020 ; Bind 492, Nr. 1. s. L50-L55.

Bibtex

@article{01121f5a69a24f38b5d4c34bfa59bfaa,
title = "A seismic scaling relation for stellar age II: The red giant branch",
abstract = "Owing to their simplicity and ease of application, seismic scaling relations are widely used to determine the properties of stars exhibiting solar-like oscillations, such as solar twins and red giants. So far, no seismic scaling relations for determining the ages of red giant stars have been developed. Such relations would be desirable for Galactic Archaeology, which uses stellar ages to map the history of the Milky Way. The ages of red giants must instead be estimated with reference to grids of theoretical stellar models, which can be computationally intensive. Here, I present an exhaustive search for scaling age relations involving different combinations of observable quantities. The candidate scaling relations are calibrated and tested using more than 1000 red giant stars whose ages were obtained via grid-based modelling. I report multiple high-quality scaling relations for red giant branch stars, the best of which are shown to be approximately as accurate as grid-based modelling with typical uncertainties of 15 per cent. Additionally, I present new scaling mass and radius relations for red giants as well.",
keywords = "asteroseismology, stars: evolution, stars: fundamental parameters",
author = "Bellinger, {Earl Patrick}",
year = "2020",
month = feb,
doi = "10.1093/mnrasl/slz178",
language = "English",
volume = "492",
pages = "L50--L55",
journal = "Royal Astronomical Society. Monthly Notices. Letters (Print)",
issn = "1745-3925",
publisher = "Wiley-Blackwell Publishing Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - A seismic scaling relation for stellar age II

T2 - The red giant branch

AU - Bellinger, Earl Patrick

PY - 2020/2

Y1 - 2020/2

N2 - Owing to their simplicity and ease of application, seismic scaling relations are widely used to determine the properties of stars exhibiting solar-like oscillations, such as solar twins and red giants. So far, no seismic scaling relations for determining the ages of red giant stars have been developed. Such relations would be desirable for Galactic Archaeology, which uses stellar ages to map the history of the Milky Way. The ages of red giants must instead be estimated with reference to grids of theoretical stellar models, which can be computationally intensive. Here, I present an exhaustive search for scaling age relations involving different combinations of observable quantities. The candidate scaling relations are calibrated and tested using more than 1000 red giant stars whose ages were obtained via grid-based modelling. I report multiple high-quality scaling relations for red giant branch stars, the best of which are shown to be approximately as accurate as grid-based modelling with typical uncertainties of 15 per cent. Additionally, I present new scaling mass and radius relations for red giants as well.

AB - Owing to their simplicity and ease of application, seismic scaling relations are widely used to determine the properties of stars exhibiting solar-like oscillations, such as solar twins and red giants. So far, no seismic scaling relations for determining the ages of red giant stars have been developed. Such relations would be desirable for Galactic Archaeology, which uses stellar ages to map the history of the Milky Way. The ages of red giants must instead be estimated with reference to grids of theoretical stellar models, which can be computationally intensive. Here, I present an exhaustive search for scaling age relations involving different combinations of observable quantities. The candidate scaling relations are calibrated and tested using more than 1000 red giant stars whose ages were obtained via grid-based modelling. I report multiple high-quality scaling relations for red giant branch stars, the best of which are shown to be approximately as accurate as grid-based modelling with typical uncertainties of 15 per cent. Additionally, I present new scaling mass and radius relations for red giants as well.

KW - asteroseismology

KW - stars: evolution

KW - stars: fundamental parameters

UR - http://www.scopus.com/inward/record.url?scp=85084316232&partnerID=8YFLogxK

U2 - 10.1093/mnrasl/slz178

DO - 10.1093/mnrasl/slz178

M3 - Journal article

AN - SCOPUS:85084316232

VL - 492

SP - L50-L55

JO - Royal Astronomical Society. Monthly Notices. Letters (Print)

JF - Royal Astronomical Society. Monthly Notices. Letters (Print)

SN - 1745-3925

IS - 1

ER -