# X axis for 'plot on intersection curves'

**URL:** https://discourse.paraview.org/t/x-axis-for-plot-on-intersection-curves/5807
**Category:** ParaView Support
**Created:** [November 16, 2020, 2:52am UTC](https://discourse.paraview.org/t/x-axis-for-plot-on-intersection-curves/5807 "2020-11-16T02:52:58Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![mylee](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/m/df705f/32.png) [@mylee](https://discourse.paraview.org/u/mylee)
#### Post date: [November 16, 2020, 2:52am UTC](https://discourse.paraview.org/t/x-axis-for-plot-on-intersection-curves/5807/1 "2020-11-16T02:52:58Z")

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Hello

I use ‘plot on intersection curves’ for Cp on airfoil

and i wonder what X axis on the graph means

on the plot, X axis is arc\_length and range is about 0 - 2.1

 ![20201116_115235](https://discourse.paraview.org/uploads/default/original/2X/2/286068947e5543c529d2fa19572e57338df7beac.png) ![20201116_115222](https://discourse.paraview.org/uploads/default/original/2X/0/013fb5fdf44173e89b6091a6efe58659c5ad9693.png)