# Plot over a Contour Line

**URL:** https://discourse.paraview.org/t/plot-over-a-contour-line/7531
**Category:** ParaView Support
**Created:** [July 1, 2021, 9:23am UTC](https://discourse.paraview.org/t/plot-over-a-contour-line/7531 "2021-07-01T09:23:19Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Kenichiro-Yoshimi](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/k/ecc23a/32.png) [@Kenichiro-Yoshimi](https://discourse.paraview.org/u/Kenichiro-Yoshimi)
#### Post date: [July 4, 2021, 12:52am UTC](https://discourse.paraview.org/t/plot-over-a-contour-line/7531/2 "2021-07-04T00:52:57Z")

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Hello,

I tried a similar operation for plotting around the wing, which may be helpful here.

> [@Surface plot or polyline plot](https://discourse.paraview.org/t/surface-plot-or-polyline-plot/7485):
>
> [Paraview\_Help.vtk](https://discourse.paraview.org/uploads/short-url/ytgDxmf36ilKMpuAdT7ifBsggqt.vtk) (1.9 MB) Hi Community, There has to be a way to visualize the surface Mach plot or Cp plot from a 2D simulation. I cannot figure out the feature set where I can either extract the data from a polyline or the feature to look at the surface profile on the wing. Attached is the vtk file for our perusal. -SD

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