updated! SunTools  V2.4
Windows: exe installer file:  Plug-in for Sketch_Up (Windows)  V2.4 (click to download)

Mac: Plug-in for Sketch_Up (Mac)  V2.4 (click to download)

Documentation:  Short_Help

Important! If you already registered at http://tx.technion.ac.il/~arrguedi/SunTools/download.html
you will receive an email with the password required for the installation.

Thanks in advance for your feedback.
Enjoy.

Plug-in Features
 SunPATH: visualization (month and year)
 SunPOS: Sun Position for a date and time
 SunVIEW: Axonometric views from the Sun
 SunPENETRATION: Analyze Sun Penetration/Access in any specific analysis point.
NEW !
SkyVIEW: Calculate/Visualize Visible/Obstructed sky (SSA - sky solid angle) from any point in your project.

Next:
- Analemma visualization
- Periodical Shade
- Solar Volume: Solar Rights + Solar Collection
- Irradiance Maps

- ...and you are invited to suggest