ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMCallout Class / LeaderOffset Property

LeaderOffset Property
Gets or sets the leader offset which is an offset value defining the distance (in points) between the anchor point and the beginning of the drawn leader.
Syntax
public double LeaderOffset {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also