xt few questions refer to the Exoplanet Radial Velocity Simulator. the preset labeled Option A and click set . This will configure a system with owing parameters - inclination : 90 , longitude : 0, star mass : 1.00 M sun, mass : 1.00 M,, semimajor axis : 1.00 AU , eccentricity : 0 (effectively Jupiter Earth's orbit)