How to find X co ordinate for Peak value for given Curve peak

[Prashant1811]

I am Looking for a Solution to Find   X axis coordinate value corresponding to  peak Value on Curve

Peak value is not part of Data Array of Y axis . 

Please help 

[altenbach · Accepted solution]

• Try the peak detector tool?
• Maybe you could do a spline interpolation (start reading here)?
• Does the peak have a known shape, e.g. gaussian? If so, do a nonlinear fit.
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[Prashant1811]

Yes, It works , Appreciated Prompt reply.