Qatar-3

Qatar-3
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Andromeda
Right ascension 23h 56m 36.48312s[1]
Declination 36° 12′ 46.7739″[1]
Apparent magnitude (V) 12.88[2]
Characteristics
Evolutionary stage main sequence
Spectral type G0V[2]
Variable type planetary transit
Astrometry
Radial velocity (Rv)10.99±3.31[1] km/s
Proper motion (μ) RA: −17.763[1] mas/yr
Dec.: −8.484[1] mas/yr
Parallax (π)1.3316 ± 0.0588 mas[1]
Distance2,400 ± 100 ly
(750 ± 30 pc)
Absolute magnitude (MV)3.50
Details[2]
Mass1.145±0.064 M☉
Radius1.272±0.14 R☉
Luminosity1.90±0.46 L☉
Surface gravity (log g)4.28±0.05 cgs
Temperature5,991±64 K
Metallicity [Fe/H]−0.041±0.081 dex
Rotation6.31
Rotational velocity (v sin i)10.4±0.5 km/s
Age310±1 Myr
Other designations
Gaia DR2 2878641361300809856[3]
Database references

Qatar-3 is a 12th magnitude star located in the northern constellation Andromeda. It is host to a transiting planet.[2] With a radial velocity of 10.99 km/s, it is drifting away from the Solar System, and is currently located 2,400 light years away based on its annual parallax.

  1. ^ a b c d e f Cite error: The named reference GaiaDR2 was invoked but never defined (see the help page).
  2. ^ a b c d Alsubai, Khalid; Mislis, Dimitris; Tsvetanov, Zlatan I.; Latham, David W.; Bieryla, Allyson; Buchhave, Lars A.; Esquerdo, Gilbert A.; Bramich, D. M.; Pyrzas, Stylianos; Vilchez, Nicolas P. E.; Mancini, Luigi (2017-04-01). "Qatar Exoplanet Survey : Qatar-3b, Qatar-4b, and Qatar-5b". The Astronomical Journal. 153 (4): 200. arXiv:1606.06882. Bibcode:2017AJ....153..200A. doi:10.3847/1538-3881/aa6340. ISSN 0004-6256. S2CID 119214858.
  3. ^ Cite error: The named reference Simbad was invoked but never defined (see the help page).