# Power chart, are trends always interpolated?

**URL:** <https://forum.inductiveautomation.com/t/power-chart-are-trends-always-interpolated/40416>\
**Category:** Ignition Early Access\
**Tags:** perspective, ignition80\
**Created:** [November 7, 2020, 8:45pm UTC](https://forum.inductiveautomation.com/t/power-chart-are-trends-always-interpolated/40416 "2020-11-07T20:45:26Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![tordvd](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/tordvd/32/11525_2.png) [@tordvd](https://forum.inductiveautomation.com/u/tordvd)\
**Post date:** [November 9, 2020, 8:02pm UTC](https://forum.inductiveautomation.com/t/power-chart-are-trends-always-interpolated/40416/4 "2020-11-09T20:02:43Z")

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A prerequisite for using curvestepAfter, is that the measurement has to bee stored with a discrete Deadband Style:  
 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/2/1/21f20ba19e92e149c8300322fcf0db7ab28ed6bd.png)  
If not you get these:

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/2/9/29bd5a895f3e2e80c56624b9baf97f13f3c1e990.png)

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