This attribute allows you to use any Calculation object in the Component Browser as a joining condition.
Astrogator <Satellite Object Path> SetValue <Attribute Path>.UserSelect.CalcObject {Value}
The User Select joining condition allows you to utilize a Calculation Object as a joining condition. The value can be any Calculation Object defined in the Component Browser.
Note: Make sure that the name is copied exactly and that, if you do not put the name in quotation marks, you replace the spaces with underscores.
Astrogator */Satellite/Satellite1 SetValue MainSequence.SegmentList.Follow.JoiningConditions.UserSelect.CalcObject Semimajor_Axis
STK Programming Interface 11.0.1