> xeasy
> Contour plot         [cp]
>  
> level and bas 1 -1285679.875000
> level and bas 2 -918342.937500
> level and bas 3 -655959.375000
> level and bas 4 -468542.562500
> level and bas 5 -334673.406250
> level and bas 6 -239052.578125
> level and bas 7 -170751.984375
> level and bas 8 -121965.851562
> level and bas 9 -87118.609375
> level and bas 10 -62227.722656
> level and bas 11 -44448.515625
> level and bas 12 -31749.083984
> level and bas 13 -22678.060547
> level and bas 14 -16198.757812
> level and bas 15 -11570.684570
> level and bas 16 -8264.916992
> level and bas 17 -5903.655273
> level and bas 18 -4217.039551
> level and bas 19 -3012.314209
> level and bas 20 -2151.795898
> level and bas 21 -1537.139893
> level and bas 22 -1098.099976
> level and bas 23 -784.500000
> level and bas 24 -560.500000
> level and bas 25 -400.500000
> level and bas 26 400.500000
> level and bas 27 560.500000
> level and bas 28 784.500000
> level and bas 29 1098.099976
> level and bas 30 1537.139893
> level and bas 31 2151.795898
> level and bas 32 3012.314209
> level and bas 33 4217.039551
> level and bas 34 5903.655273
> level and bas 35 8264.916992
> level and bas 36 11570.684570
> level and bas 37 16198.757812
> level and bas 38 22678.060547
> level and bas 39 31749.083984
> level and bas 40 44448.515625
> level and bas 41 62227.722656
> level and bas 42 87118.609375
> level and bas 43 121965.851562
> level and bas 44 170751.984375
> level and bas 45 239052.578125
> level and bas 46 334673.406250
> level and bas 47 468542.562500
> level and bas 48 655959.375000
> level and bas 49 918342.937500
> level and bas 50 1285679.875000
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> Zoom one region      [zo]