diff --git a/Meade.net.Telescope/Meade.net.Telescope.csproj b/Meade.net.Telescope/Meade.net.Telescope.csproj
index d7431b6..e6eecaa 100644
--- a/Meade.net.Telescope/Meade.net.Telescope.csproj
+++ b/Meade.net.Telescope/Meade.net.Telescope.csproj
@@ -15,7 +15,7 @@
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
     <OldToolsVersion>3.5</OldToolsVersion>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <ApplicationIcon>ASCOM.ico</ApplicationIcon>
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>ASCOMDriverTemplate.snk</AssemblyOriginatorKeyFile>
diff --git a/Meade.net.Telescope/Properties/Settings.Designer.cs b/Meade.net.Telescope/Properties/Settings.Designer.cs
index 67ea42d..c23ba31 100644
--- a/Meade.net.Telescope/Properties/Settings.Designer.cs
+++ b/Meade.net.Telescope/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace ASCOM.Meade.net.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.4.0.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
diff --git a/Meade.net.Telescope/Telescope.cs b/Meade.net.Telescope/Telescope.cs
index c208cc9..d0716fb 100644
--- a/Meade.net.Telescope/Telescope.cs
+++ b/Meade.net.Telescope/Telescope.cs
@@ -1606,13 +1606,11 @@ namespace ASCOM.Meade.net
                 //:Gg# Get Current Site Longitude
                 //Returns: sDDD*MM#
                 //The current site Longitude. East Longitudes are expressed as negative
-                double siteLongitude = _utilities.DMSToDegrees(longitude);
-
-                if (siteLongitude > 180)
-                    siteLongitude = siteLongitude - 360;
-
-                siteLongitude = -siteLongitude;
+                double siteLongitude = -_utilities.DMSToDegrees(longitude);
 
+                if (siteLongitude < -180)
+                    siteLongitude = siteLongitude + 360;
+                
                 LogMessage("SiteLongitude Get", $"{_utilitiesExtra.DegreesToDMS(siteLongitude)}");
                 return siteLongitude;
             }
diff --git a/Meade.net.Telescope/app.config b/Meade.net.Telescope/app.config
index 66e0395..c8fc52c 100644
--- a/Meade.net.Telescope/app.config
+++ b/Meade.net.Telescope/app.config
@@ -5,4 +5,4 @@
             <section name="ASCOM.DeviceName.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false"/>
         </sectionGroup>
     </configSections>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/></startup></configuration>
diff --git a/Meade.net.focuser/Meade.net.focuser.csproj b/Meade.net.focuser/Meade.net.focuser.csproj
index 9bf14ad..80083ce 100644
--- a/Meade.net.focuser/Meade.net.focuser.csproj
+++ b/Meade.net.focuser/Meade.net.focuser.csproj
@@ -15,7 +15,7 @@
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
     <OldToolsVersion>3.5</OldToolsVersion>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <ApplicationIcon>ASCOM.ico</ApplicationIcon>
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>ASCOMDriverTemplate.snk</AssemblyOriginatorKeyFile>
diff --git a/Meade.net.focuser/Properties/Settings.Designer.cs b/Meade.net.focuser/Properties/Settings.Designer.cs
index 67ea42d..c23ba31 100644
--- a/Meade.net.focuser/Properties/Settings.Designer.cs
+++ b/Meade.net.focuser/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace ASCOM.Meade.net.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.4.0.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
diff --git a/Meade.net.focuser/app.config b/Meade.net.focuser/app.config
index 66e0395..c8fc52c 100644
--- a/Meade.net.focuser/app.config
+++ b/Meade.net.focuser/app.config
@@ -5,4 +5,4 @@
             <section name="ASCOM.DeviceName.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false"/>
         </sectionGroup>
     </configSections>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/></startup></configuration>
diff --git a/Meade.net/Meade.net.csproj b/Meade.net/Meade.net.csproj
index f3a6c03..e733b60 100644
--- a/Meade.net/Meade.net.csproj
+++ b/Meade.net/Meade.net.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>ASCOM.Meade.net</RootNamespace>
     <AssemblyName>ASCOM.Meade.net.Server</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
     <OldToolsVersion>2.0</OldToolsVersion>
diff --git a/Meade.net/app.config b/Meade.net/app.config
index c5e1dae..5c22b42 100644
--- a/Meade.net/app.config
+++ b/Meade.net/app.config
@@ -1,3 +1,3 @@
 <?xml version="1.0"?>
 <configuration>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/></startup></configuration>