Orbit Refinement of WASP-18 b and Evidence Against the Existence of WASP-18 c

Avinash Salguneswaran Nediyedath, Kyle A. Pearson, Tara Fetherolf +1

We present an updated transit ephemeris for the exoplanet WASP-18 b and critically examine the existence of a proposed second planet, WASP-18 c. Using 205 transit light curves from…