TOI-813

TOI-813
Observation data
Epoch J2000      Equinox J2000
Constellation Dorado[1]
Right ascension 04h 50m 46.57013s[2]
Declination −60° 54′ 19.6171″[2]
Apparent magnitude (V) 10.322[3]
Characteristics
Evolutionary stage Subgiant
Spectral type G0IV[3]
Astrometry
Radial velocity (Rv)1.24±0.30[2] km/s
Proper motion (μ) RA: -3.605 mas/yr[2]
Dec.: -2.699 mas/yr[2]
Parallax (π)3.8031 ± 0.0141 mas[2]
Distance858 ± 3 ly
(262.9 ± 1.0 pc)
Details[3]
Mass1.32±0.06 M☉
Radius1.94±0.10 R☉
Surface gravity (log g)3.86±0.14 cgs
Temperature5907±150 K
Metallicity [Fe/H]0.10±0.10 dex
Rotational velocity (v sin i)8.2±0.9 km/s
Age3.73±0.62 Gyr
Other designations
CD−61 970, CPD−61 371, PPM 354364, TOI-813, TIC 55525572, TYC 8876-1059-1, 2MASS J04504658-6054196[4]
Database references
SIMBADdata

TOI-813 (also known as TIC 55525572[5] and 2MASS J04504658-6054196) is a bright subgiant G-type star[6] located 858 light-years (263 parsecs) away from planet Earth. It is too faint to be seen with the naked eye. TOI-813 has a mass of 1.32 solar masses, a radius of 1.95 solar radii and a luminosity of 4.3 times the solar luminosity.[7]

  1. ^ "Finding the constellation which contains given sky coordinates". djm.cc. 2 August 2008.
  2. ^ a b c d e Cite error: The named reference GaiaDR3 was invoked but never defined (see the help page).
  3. ^ a b c Cite error: The named reference Eisner2020 was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  5. ^ "TOI-813 | NASA Exoplanet Archive". exoplanetarchive.ipac.caltech.edu. Retrieved 2023-11-01.
  6. ^ Anderson, Natali (2019-12-09). "TOI 813b: Saturn-Sized Exoplanet Found Orbiting Subgiant Star | Astronomy | Sci-News.com". Sci.News: Breaking Science News. Retrieved 2023-11-01.
  7. ^ Cite error: The named reference :0 was invoked but never defined (see the help page).