WASP-16

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WASP-16
Observation data
Epoch J2000.0[1]      Equinox
Constellation Virgo[2]
Right ascension 14h 18m 43.922s[3]
Declination -20° 16′ 31.85″[3]
Apparent magnitude (V) 11.29[3]
Characteristics
Spectral type G3V[1]
Apparent magnitude (B) 12.51 ±0.32[3]
Apparent magnitude (R) ~11.00[3]
Apparent magnitude (I) 10.49 ±0.02[3]
Apparent magnitude (J) 9.984 ±0.024[3]
Apparent magnitude (H) 9.659 ±0.022[3]
Apparent magnitude (K) 9.589 ±0.023[3]
Astrometry
Proper motion (μ) RA: -2.4 ±1.7[3] mas/yr
Dec.: 14.5 ±1.7[3] mas/yr
Details
Mass 1.022 ±0.101[1] M
Radius 0.946 ±0.054[1] R
Surface gravity (log g) 4.5 ± 0.2[1]
Temperature 5700 ± 150[1] K
Metallicity 0.01 ± 0.10[1]
Rotational velocity (v sin i) 3.0 ± 1.0[1] km/s
Age 2.3+5.8
−2.2
 × 109[1] years
Other designations
TYC 6147-229-1, GSC 06147-00229, SDSS J141843.92-201631.8, USNO-B1.0 0697-00298329, DENIS-P J141843.9-201632, 2MASS J14184392-2016317, UCAC2 23880704[3]
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,[3] located in the Virgo constellation.[2]

Contents

Planetary system[edit]

In 2009 an extrasolar planet, WASP-16b, was announced to be orbiting this star by the SuperWASP project. It appears to be another hot Jupiter type exoplanet.[1]

The WASP-16 system
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
WASP-16b 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 c d e f g h i j Lister, T. A. et al. (3 August 2009). "WASP-16b: A new Jupiter-like planet transiting a southern solar analog". arXiv:0908.0297 [astro-ph.EP].
  2. ^ a b "WASP-16b". Exoplanet Transit Database. Retrieved 2009-08-28. 
  3. ^ a b c d e f g h i j k l m "TYC 6147-229-1 -- Star". Centre de Données astronomiques de Strasbourg. Retrieved 2009-08-20. 

External links[edit]

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