pc_read_xyaver,obj=xya
help,xya.epsMmz
help,xya.b2mz
;contour,transpose(xya.b2mz),xya.t,xya.z,/fill,nlev=30
contour,transpose(xya.epsMmz),xya.t,xya.z,/fill,nlev=30,xtit='t',ytit='z'
END