# ColourConversions.PlanckianLocus struct

Namespace: [Grasshopper2.Types.Colour](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.types.colour.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
public struct ColourConversions.PlanckianLocus
```

Temperature measure point for CIE Chromaticity diagrams.

## Constructors

- [ColourConversions.PlanckianLocus](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.colour.colourconversions.planckianlocus/ctor.md): Create a new measure.

## Properties

- [Iso0](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.colour.colourconversions.planckianlocus/iso0.md): Gets the start of the iso-planckian line.
- [Iso1](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.colour.colourconversions.planckianlocus/iso1.md): Gets the end of the iso-planckian line.
- [Location](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.colour.colourconversions.planckianlocus/location.md): Location of measure.
- [Value](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.colour.colourconversions.planckianlocus/value.md): Temperature (in Kelvin) of measure.