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Wasp-60

WASP-60 is a star located in the constellation Pegasus at a distance of approximately 1304 light years from us. At least one planet orbits a star.

Wasp-60
Star
Research history
DiscovererHipparcos
opening date1997
Observational data
( Age J2000.0 )
Type ofSingle star
Right ascension
Declination
Distance1304 St. years (400 pc ) [1]
Visible magnitude ( V )12.18 [1]
ConstellationPegasus
Astrometry
Radial velocity ( R v )
Own movement (μ)RA: 24.6 [3]
Dec: -9.3 [3]
Parallax (π)
Characteristics
Spectral classF9V [4]
physical characteristics
Weight1,078 ± 0,035 [3] M ☉
Radius1.14 ± 0.13 [3] R ☉
Age3.6 billion [1] years
Temperature6105 ± 50 [4] K
Metallicity[Fe / H] = - 0.04 ± 0.09 [1]
Rotation3.4 ± 0.8 km / s -1 [1]
Other designations
TYC 2767-1746-1
Database Information
SIMBADdata
Sources: [3]

Content

  • 1 Features
  • 2 Planetary system
  • 3 notes
  • 4 See also
  • 5 Links

Features

WASP-60 was discovered using the Hipparcos orbital observatory during the Tycho project. The official opening of the star was made in 1997 as part of the publication of the Tycho catalog. The star name in this catalog is TYC 2767-1746-1 . At present, the WASP-60 name, given by a team of researchers from the SuperWASP project, is more common .

WASP-60 is a star of 12 visible magnitude. It was previously believed that this is a yellow dwarf [1] , but further observations have shown [4] that the star has a different spectral class : it is a yellow-white dwarf of class F9. Its mass and radius are 1.07 and 1.14 solar, respectively. The surface temperature of the star is approximately equal to 6105 Kelvin , it makes one revolution around its axis in more than 20 days. The WASP-60 is 3.6 billion years old.

Planet System

In 2011, a group of astronomers working as part of the SuperWASP program announced the discovery [5] of the planet WASP-60 b in the system. It is a hot gas giant with an effective temperature of 1320 Kelvin. Its mass is equal to 1.225 masses of Jupiter. [4] The planet turns at a distance of 0.05 AU from the parent star, making a complete revolution in more than four days. The discovery of the planet was accomplished by the transit method .

Planet
Weight
( M J )
Radius
( R J )
Circulation period
( days )
Semimajor axis
orbits ( a.u. )
Eccentricity
orbits
b1,2250.86 ± 0.124,3050.0531 ± 0.00060

Notes

  1. ↑ 1 2 3 4 5 6 G. Hebrard et al. WASP-52b, WASP-58b, WASP-59b, and WASP-60b: four new transiting close-in giant planets . Arxiv.org (Nov 5, 2012). Date of appeal March 16, 2018.
  2. ↑ 1 2 3 4 5 6 7 Collaboration G. Gaia DR2 - 2018 .-- Vol. 1345.
    <a href=" https://wikidata.org/wiki/Track:Q51905050 "> </a>
  3. ↑ 1 2 3 4 5 SIMBAD - WASP-60 in the SIMBAD database . Date of appeal March 16, 2018.
  4. ↑ 1 2 3 4 L. Mancini et al. The GAPS Program with HARPS-N at TNG XVI: Measurement of the Rossiter-McLaughlin effect of the transiting planetary systems HAT-P-3, HAT-P-12, HAT-P-22, WASP-39 and WASP-60 .) . Arxiv.org (15 Mar 2018). Date of appeal March 16, 2018.
  5. ↑ Hellier, Coel. Status of the WASP-South Search for Transiting Planets . American Astronomical Society, ESS meeting # 2, # 4.01 (09/2011). Date of treatment February 17, 2013. Archived March 15, 2013.

See also

  • Pegasus constellation star list

Links

  • WASP-60 in the Encyclopedia of Extrasolar Planets
  • WASP-60 on Planet Systems website
Source - https://ru.wikipedia.org/w/index.php?title=WASP-60&oldid=91540972


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