![]()  | 
                    
                         This document is archived and information here might be outdated. Recommended version.  | 
                
| ArcObjects Help for .NET developers > ArcObjects namespaces > Geoprocessing > ESRI.ArcGIS.Geoprocessing > Interfaces > IG > IGpSpRefObject Interface > IGpSpRefObject.Longitude Property (ArcObjects .NET 10.5 SDK) | 
The longitude value of this prime meridian.
[Visual Basic .NET] Public Property Longitude As Double
[C#] public double Longitude {get; set;}
[C++]
HRESULT get_Longitude(
  double* Longitude
);
[C++]
HRESULT put_Longitude(
  BSTR Longitude
);
[C++]
Parameters Longitude [out, retval] Longitude is a parameter of type double Longitude [in] Longitude is a parameter of type BSTR