HD 109749 b
HD 109749 b is an extrasolar planet that orbits extremely close to the star HD 109749, taking only 5.24 days to orbit at the distance of 0.063 AU.[1] This planet was discovered on August 22, 2005 - the same day as the discovery of Gliese 581 b.
| Discovery | |
|---|---|
| Discovered by | Fischer et al.[1] |
| Discovery site | Keck Observatory |
| Discovery date | August 22, 2005 |
| Doppler spectroscopy (N2K Consortium) | |
| Orbital characteristics | |
| 0.0615±0.004 AU | |
| Eccentricity | 0 (fixed)[2] |
| 5.239891±0.000099[2] d | |
| Semi-amplitude | 29.2±1.1[2] |
| Star | HD 109749 |
See also
References
- 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.
- 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.
External links
- "HD 109749". Exoplanets. Archived from the original on 2009-11-25. Retrieved 2008-11-04.
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