WASP-16

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WASP-16
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Virgo[1]
Right ascension 14h 18m 43.922s[2]
Declination −20° 16′ 31.85″[2]
Apparent magnitude (V) 11.309[3]
Characteristics
Spectral type G3V[4]
Apparent magnitude (B) 12.51 ± 0.32[2]
Apparent magnitude (R) ~11.00[2]
Apparent magnitude (I) 10.49 ± 0.02[2]
Apparent magnitude (J) 9.984 ± 0.024[2]
Apparent magnitude (H) 9.659 ± 0.022[2]
Apparent magnitude (K) 9.589 ± 0.023[2]
Astrometry
Proper motion (μ) RA: -2.4 ± 1.7[2] mas/yr
Dec.: 14.5 ± 1.7[2] mas/yr
Details
Mass 1.022 ±0.101[4] M
Radius 0.946 ±0.054[4] R
Surface gravity (log g) 4.5 ± 0.2[4] cgs
Temperature 5700 ± 150[4] K
Metallicity [Fe/H] 0.01 ± 0.10[4] dex
Rotational velocity (v sin i) 3.0 ± 1.0[4] km/s
Age 2.3+5.8
−2.2
[4] Gyr
Other designations
TYC 6147-229-1, GSC 06147-00229, SDSS J141843.92-201631.8, 2MASS J14184392-2016317[2]
Database references
SIMBAD data
Exoplanet Archive data
Extrasolar Planets
Encyclopaedia
data

WASP-16 is a magnitude 11 yellow dwarf main sequence star, with characteristics similar to our Sun,[2] located in the Virgo constellation.[1]

Planetary system[edit]

In 2009, a planet of the star was announced by the SuperWASP project. It appears to be another hot Jupiter type exoplanet.[4]

The WASP-16 planetary system
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b 0.855
(± 0.059) MJ
0.0421
(−0.0018 +0.001)
3.1186009
(−1.31e-05 +1.46e-05)
0

See also[edit]

References[edit]

  1. ^ a b "WASP-16b". Exoplanet Transit Database. Retrieved 2009-08-28. 
  2. ^ a b c d e f g h i j k l "TYC 6147-229-1 -- Star". Centre de Données astronomiques de Strasbourg. Retrieved 2009-08-20. 
  3. ^ Maxted, P. F. L. et al. (2011). "UBV(RI)C photometry of transiting planet hosting stars". Monthly Notices of the Royal Astronomical Society 418 (2): 1039–1042. arXiv:1108.0349. Bibcode:2011MNRAS.418.1039M. doi:10.1111/j.1365-2966.2011.19554.x. 
  4. ^ a b c d e f g h i Lister, T. A. et al. (2009). "WASP-16b: A New Jupiter-Like Planet Transiting a Southern Solar Analog". The Astrophysical Journal 703 (1): 752–756. arXiv:0908.0297. Bibcode:2009ApJ...703..752L. doi:10.1088/0004-637X/703/1/752. 

External links[edit]

Coordinates: Sky map 14h 18m 44s, −20° 16′ 32″