load 10.2.1
trans to latt
centre
trans to latt
save 10.2.1
load 12.2.1
trans to latt
centre
trans to latt
save 12.2.1
load 14.2.1
trans to latt
centre
trans to latt
save 14.2.1
load 16.2.1
trans to latt
centre
trans to latt
save 16.2.1
load 18.2.1
trans to latt
centre
trans to latt
save 18.2.1
load e1.2.1
trans to latt
centre
trans to latt
save e1.2.1
