| SCEPtER-package | A grid-based estimation tool for stellar masses and radii |
| errorObs | Perturbe a set of observational data |
| estimateError | Monte Carlo simulation for a single object |
| estimatePert | Mass and radius estimates for a single object |
| sampleStar | Sample a set of objects out of a grid |
| stdGrid | Standard grid for mass and radius estimation |