How the weekly trend by calculated in Line chart

[hacktd]

I want to know how the week is calculated when using the "Week" option in the Trend by because I want to create another field which have the same behavior and same calculation then I will use that field for chart pivot table next to this line chart

[AndersBGS]

Hi @hacktd 

not sure what your asking? It’s just a date / time field where trend by week according to your instance configuration.