HD 109749 b is an extrasolar planet that takes only 5.24 days to orbit the star HD 109749 at a distance of 0.063 AU.[1] It was discovered on August 22, 2005, the same day as Gliese 581 b.

HD 109749 b
Discovery
Discovered byFischer et al.[1]
Discovery siteKeck Observatory
Discovery dateAugust 22, 2005
Doppler spectroscopy
(N2K Consortium)
Orbital characteristics
0.0615±0.004 AU
Eccentricity0 (fixed)[2]
5.239891±0.000099[2] d
Semi-amplitude29.2±1.1[2]
StarHD 109749

See also

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References

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  1. ^ a b Fischer, Debra A.; et al. (2006). "The N2K Consortium. III. Short-Period Planets Orbiting HD 149143 and HD 109749" (PDF). The Astrophysical Journal. 637 (2): 1094–1101. Bibcode:2006ApJ...637.1094F. doi:10.1086/498557. S2CID 6459118.
  2. ^ a b c Ment, Kristo; et al. (2018). "Radial Velocities from the N2K Project: Six New Cold Gas Giant Planets Orbiting HD 55696, HD 98736, HD 148164, HD 203473, and HD 211810". The Astronomical Journal. 156 (5). 213. arXiv:1809.01228. Bibcode:2018AJ....156..213M. doi:10.3847/1538-3881/aae1f5. S2CID 119243619.
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