HD 68988 c

Planetbox begin
name = HD 68988 cPlanetbox star
star = HD 68988
constell = Ursa Major
RA = RA|08|18|22.1731
DEC = DEC|+61|27|38.599
dist_ly = 192
dist_pc = 58.8
class = G0Planetbox orbit
semimajor = 5.32
semimajor_gigameter = 796
periastron = 5.27
periastron_gigameter = 788
apastron = 5.37
apastron_gigameter = 804
eccentricity = 0.01 ± 0.27
period = 4100 ± 7300
period_year = 11
period_megasecond = 350
speed = 14
ang_dist = 103.448
long_peri = 129
t_peri = 2452730 ± 510
semi-amp = 60 ± 11Planetbox character
mass = >5.29
radius = ~1.010
density = ~6810
gravity_earth = ~13.7
gravity = ~134
temperature = ~118Planetbox discovery
discovery_date = November 2006
discovery_site = California, US
discoverers = Wright "et al"
discovery_method = Radial velocity
discovery_status = poorly constrained Planetbox catalog
names = HIP 40867 c

HD 68988 c is an exoplanet located approximately 192 light-years away in the constellation of Ursa Major, orbiting the star HD 68988. The parameters including period and eccentricity are highly uncertain. The semimajor axis would be 5.32 AU with an orbital period of 4100 ± 7300 days (11 years).

ee also

* HD 68988 b
* List of unconfirmed exoplanets

References

*cite journal |url=http://adsabs.harvard.edu/abs/2006astro.ph.11658W |author=Wright, J. T.; Marcy, G. W.; Fischer, D. A.; Butler, R. P.; Vogt, S. S.; Tinney, C. G.; Jones, H. R. A.; Carter, B. D.; Johnson, J. A.; McCarthy, C.; Apps, K. |title=Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars |work=ARXIV |year=2006 |volume= |pages= |accessdate=2007-07-08
*cite journal|url=http://www.journals.uchicago.edu/doi/abs/10.1086/504701 | author=Butler "et al." | title=Catalog of Nearby Exoplanets | journal=The Astrophysical Journal | volume=646 | issue=1 | pages=505 – 522 | year=2006 | doi=10.1086/504701 ( [http://xxx.lanl.gov/abs/astro-ph?papernum=0607493 web Preprint] )

External links

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