GAIN [ ] Loop gain NITER [ ] Maximum number of clean components FRES [ %] Maximum value of residual (Fraction of peak) ARES [Jy/Beam] Maximum value of residual (Absolute) BLC [ pixel] Bottom left corner of cleaning box TRC [ pixel] Top right corner of cleaning box POSITIVE [ ] Minimum number of positive components at start KEEP [ ] Keep cleaning after convergence MAJOR [ arcsec] Clean beam major axis MINOR [ arcsec] Clean beam minor axis ANGLE [ degree] Position angle of clean beam BEAM__PATCH [ pixel] Size of cleaning beam ** not clear **