HAT-P-36

HAT-P-36, also referred to as Tuiren is a 12th magnitude G-type main-sequence star estimated to be approximately 958 light-years away from Earth in the constellation Canes Venatici. HAT-P-36 is too faint to be seen with the naked eye, but it is possible to view it with binoculars or a small telescope. In 2012 a hot Jupiter-type exoplanet was discovered orbiting HAT-P-36 with an orbital period of about 1.3 Earth days. In December 2019, HAT-P-36 was named Tuiren and its planetary companion, HAT-P-36b, was named Bran as a result of Ireland's contribution to the 2019 NameExoWorlds campaign. Bran has a mass approximately 1.8 times that of Jupiter and a radius 1.2 times larger.

HAT-P-36 / Tuiren
Location of HAT-P-36 (circled) within Canes Venatici
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Canes Venatici
Right ascension 12h 33m 03.9061s
Declination +44° 54 55.196
Apparent magnitude (V) 12.26
Characteristics
Spectral type G
Astrometry
Radial velocity (Rv)−16.434 km/s
Proper motion (μ) RA: −11.622(8) mas/yr
Dec.: 8.138(10) mas/yr
Parallax (π)3.4055 ± 0.0110 mas
Distance958 ± 3 ly
(293.6 ± 0.9 pc)
Details
Mass1.022 ± 0.049 M
Radius1.096 ± 0.056 R
Temperature5580 ± 100.0 K
Metallicity [Fe/H]0.26 ± 0.08 dex
Age6.6 ± 1.8 Gyr
Other designations
Tuiren, Gaia DR3 1541532207133249920, TYC 3020-2221-1, 2MASS J12330390+4454552
Database references
SIMBADdata
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