The CORALIE survey for southern extra-solar planets IX. A 1.3-day period brown dwarf disguised as a planet

N. C. Santos, M. Mayor, D. Naef +8

In this article we present the case of HD 41004 AB, a system composed of a K0V star and a 3.7-magnitude fainter M-dwarf companion separated by only 0.5 arcsec. An analysis of CORAL…