SIMBAD references

2011A&A...528A.111B - Astronomy and Astrophysics, volume 528A111-111 (2011/4-1)

A short-period super-Earth orbiting the M2.5 dwarf GJ 3634 . Detection with HARPS velocimetry and transit search with Spitzer photometry.

BONFILS X., GILLON M., FORVEILLE T., DELFOSSE X., DEMING D., DEMORY B.-O., LOVIS C., MAYOR M., NEVES V., PERRIER C., SANTOS N.C., SEAGER S., UDRY S., BOISSE I. and BONNEFOY M.

Abstract (from CDS):

We report on the detection of GJ3634b, a super-Earth of mass msini=7.0–0.8+0.9^M⊕ and period P=2.64561±0.00066day. Its host star is a M2.5 dwarf, has a mass of 0.45±0.05M☉, a radius of 0.43±0.03R☉ and lies 19.8±0.6pc away from our Sun. The planet is detected after a radial-velocity campaign using the ESO/Harps spectrograph. GJ3634b had an a priori geometric probability to undergo transit of ∼7% and, if telluric in composition, a non-grazing transit would produce a photometric dip of ≲0.1%. We therefore followed-up upon the RV detection with photometric observations using the 4.5-µm band of the IRAC imager onboard Spitzer. Our six-hour long light curve excludes that a transit occurs for 2σ of the probable transit window, decreasing the probability that GJ3634b undergoes transit to ∼0.5%.

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Journal keyword(s): techniques: radial velocities - stars: late-type - planetary systems

VizieR on-line data: <Available at CDS (J/A+A/528/A111): table2.dat table3.dat>

Simbad objects: 11

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