(Q87226993)

HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

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0.91 solar mass

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HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

catalog code

Gaia DR2 6086538450276352512

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2MASS J13123190-4535259

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TOI-840

TESS Object of Interest

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inferred from equatorial coordinates

Gaia DR3 6086538450276352512

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TIC 287563610

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child astronomical body

HATS-20b

series ordinal

b

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distance from Earth

494.829±10.969 parsec

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486.074±4.3473 parsec

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494.829±10.9695 parsec

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454 parsec

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HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

parallax

2.0209±0.0448 milliarcsecond

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2.0573±0.0184 milliarcsecond

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declination component of proper motion

−1.788±0.052 milliarcsecond per year

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−1.81±0.012 milliarcsecond per year

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right ascension component of proper motion

−13.42±0.054 milliarcsecond per year

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−13.43±0.017 milliarcsecond per year

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spectral class

G9V

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

11.864±0.023

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

11.951±0.022

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

12.351±0.024

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13.77

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13.558584±0.00276

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luminosity

0.7104413±0.03523076 solar luminosity

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metallicity

0.03±0.05

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HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

0.089

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radius

0.99193835±0.07904705 solar radius

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0.892 solar radius

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HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

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198.13292467363 degree

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declination

−45.59056644185 degree

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effective temperature

5,320.6665±200.1165 kelvin

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5,602 kelvin

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5,406 kelvin

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HATS-19b, HATS-20b, HATS-21b: Three Transiting Hot-Saturns Discovered by the HATSouth Survey

surface gravity

42,400 centimetre per square second

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age estimated by a dating method

6.4 gigaannum

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