Size of the area (km*km)

Method of integration of Xi and Eta

Dispersion (10⁻² m)

Gap of the area 5*5 km (10⁻³ m)

8*8

2.438

1.155

10*10

3.186

2.073

15*15

3.550

7.368

20*20

2.935

8.523

MNT total

2.458

9.324