Priority
1  do immediately
2  good thing to have
3  nice but nor really necessary


P2 .missing('drop')  interpolate,drop,set  option how to deal with missing and wrong values, or set eg 0 to a specified value

P3 atlist with __getitem__ as data.eY[:,:,-5:] instead of  data[:,:,-5:].eY

P2 recalibrateDetDistance for linear case