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  • 21 Aug, 2019

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WASP-6

WASP-6, also officially named Márohu, is a type-G yellow dwarf star located about 651 light-years (200 parsecs) away in the Aquarius constellation. Dim at magnitude 12, it is visible through a moderate sized amateur telescope. The star is about 80% of the size and mass of the Sun and it is a little cooler. Starspots in the WASP-6 system helped to refine the measurements of the mass and the radius of the planet WASP-6b.

Nomenclature

The designation WASP-6 indicates that this was the 6th star found to have a planet by the Wide Angle Search for Planets.

In 2019 the IAU announced that WASP-6 and its planet WASP-6b would be given official names chosen by the public from the proposals collected in a national campaign from the Dominican Republic, as part of NameExoWorlds. The star WASP-6 is named Márohu and its planet Boinayel from the proposal received by Marvin del Cid. Márohu, the cemí of drought, is the protector of the Sun.

Planetary system

The SuperWASP project announced that this star has an exoplanet, WASP-6b, in 2008. This object was detected by the astronomical transit method.

The WASP-6 planetary system
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b / Boinayel 0.483+0.026
−0.030
 MJ
0.04217+0.00079
−0.0012
3.36100239(37) <0.070 88.47+0.65
−0.47
°
1.224+0.051
−0.052
 RJ

See also

References

  1. ^ "Exoplanet Transit Database".
  2. ^ Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
  3. ^ Gillon; Anderson, D. R.; Triaud, A. H. M. J.; Hellier, C.; Maxted, P. F. L.; Pollaco, D.; Queloz, D.; Smalley, B.; et al. (2009). "Discovery and characterization of WASP-6b, an inflated sub-Jupiter mass planet transiting a solar-type star". Astronomy and Astrophysics. 501 (2): 785–792. arXiv:0901.4705. Bibcode:2009A&A...501..785G. doi:10.1051/0004-6361/200911749. S2CID 53607680.
  4. ^ "WASP-6". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 10 December 2023.
  5. ^ Bonomo, A. S.; Desidera, S.; et al. (June 2017). "The GAPS Programme with HARPS-N at TNG. XIV. Investigating giant planet migration history via improved eccentricity and mass determination for 231 transiting planets". Astronomy & Astrophysics. 602: A107. arXiv:1704.00373. Bibcode:2017A&A...602A.107B. doi:10.1051/0004-6361/201629882.
  6. ^ Tregloan-Reed, Jeremy; Southworth, John; Burgdorf, M.; Novati, S. Calchi; Dominik, M.; Finet, F.; Jørgensen, U. G.; Maier, G.; Mancini, L.; Prof, S.; Ricci, D.; Snodgrass, C.; Bozza, V.; Browne, P.; Dodds, P.; Gerner, T.; Harpsøe, K.; Hinse, T. C.; Hundertmark, M.; Kains, N.; Kerins, E.; Liebig, C.; Penny, M. T.; Rahvar, S.; Sahu, K.; Scarpetta, G.; Schäfer, S.; Schönebeck, F.; Skottfelt, J.; Surdej, J. (2015-06-21). "Transits and starspots in the WASP-6 planetary system". Monthly Notices of the Royal Astronomical Society. 450 (2): 1760–1769. arXiv:1503.09184. Bibcode:2015MNRAS.450.1760T. doi:10.1093/mnras/stv730. ISSN 0035-8711.
  7. ^ "NameExoWorlds". 2019. Retrieved 6 September 2019.
  8. ^ "Naming". 2019. Retrieved 6 September 2019.
  9. ^ "Approved names". NameExoworlds. Retrieved 2020-01-02.
  10. ^ "International Astronomical Union | IAU". www.iau.org. Retrieved 2020-01-02.