HD 47536 b

HD 47536 b
Discovery
Discovered by	Setiawan et al.
Discovery site	Chile
Discovery date	January 22, 2003
Detection method	Radial velocity
Orbital characteristics
Apastron	1.96 AU (293,000,000 km)
Periastron	1.26 AU (188,000,000 km)
Semi-major axis	1.61 AU (241,000,000 km)
Eccentricity	0.2 ± 0.08
Orbital period (sidereal)	430 d; 1.18 y
Average orbital speed	40.8
Time of periastron	2,451,599 ± 21.5
Argument of periastron	260.8 ± 23.7
Semi-amplitude	113 ± 11
Star	HD 47536

HD 47536 b is an extrasolar planet located approximately 400 light-years away. Its inclination and thereby true mass is being calculated via astrometry with Hubble. The astrometricians expect publication by mid-2009.^[3]

References

^ Setiawan, J.; et al. (2003). "Evidence of a sub-stellar companion around HD 47536". Astronomy and Astrophysics. 398 (2): L19–L23. Bibcode:2003A&A...398L..19S. doi:10.1051/0004-6361:20021846.
^ "Distant World in Peril Discovered from La Silla" (Press release). Garching, Germany: European Southern Observatory. January 22, 2003. Retrieved December 30, 2012.
^ Fritz Benedict, G.; McArthur, Barbara E.; Bean, Jacob L. (2008). "HST FGS astrometry - the value of fractional millisecond of arc precision". arXiv:0803.0296v1 .

External links

"HD 47536". Exoplanets. Archived from the original on 2009-11-24. Retrieved 2008-08-23.

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[Setiawan2003-1] Setiawan, J.; et al. (2003). "Evidence of a sub-stellar companion around HD 47536". Astronomy and Astrophysics. 398 (2): L19–L23. Bibcode:2003A&A...398L..19S. doi:10.1051/0004-6361:20021846.

[eso0305-2] "Distant World in Peril Discovered from La Silla" (Press release). Garching, Germany: European Southern Observatory. January 22, 2003. Retrieved December 30, 2012.

[3] Fritz Benedict, G.; McArthur, Barbara E.; Bean, Jacob L. (2008). "HST FGS astrometry - the value of fractional millisecond of arc precision". arXiv:0803.0296v1 .

[1]

[2]

[3]

Discovery
Discovered by	Setiawan et al.^[1]
Discovery site	Chile
Discovery date	January 22, 2003^[2]
Detection method	Radial velocity
Orbital characteristics
Apastron	1.96 AU (293,000,000 km)
Periastron	1.26 AU (188,000,000 km)
Semi-major axis	1.61 AU (241,000,000 km)
Eccentricity	0.2 ± 0.08
Orbital period (sidereal)	430 d 1.18 y
Average orbital speed	40.8
Time of periastron	2,451,599 ± 21.5
Argument of periastron	260.8 ± 23.7
Semi-amplitude	113 ± 11
Star	HD 47536

See also

References

External links