How to map 16bit data ?

[Baolin Zhang]

Dear all,
I got 16bit data with min/max =1.60904e-18/ 0.000313789.
When I map the data, Grads shows "nan to nan interval nan".
If I set a very smal interval such as 1*e-5, it will show me "constant
field".

How to do with this?

Thank you

Best regads

Baolin Zhang


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