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July 17, 2013
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The Sensor Placement + Optimization Tool   SPOT™ 

SPOT assists a designer in quantifying the existing or intended electric lighting and annual daylighting characteristics of a given space, produce a variety of daylighting performance metrics and reports, and to help establish the optimal photosensor placement for the space relative to annual performance and annual energy savings.  

Spot-logo-transparentSPOT illustration







The software can be used for all types of spaces, though is limited to simple orthogonal geometry.  SPOT™ handles top and side daylight sources and can model any electric lighting source.  The software uses a Microsoft® Excel platform with a RADIANCE engine.

SPOT™ is publicly funded and available for use at no cost to the public.

Users may download the install package after completing a simple registration form from the developer's website. Click on the link shown below to begin your download. The registration information will be used only to contact users when updated versions are released.

The file size is ~47 MB.

Download SPOT™ v4.22:
Software Requirements:

  • Excel versions 2007 and 2010 (32bit & some 64bit). This version 4.2 and all future versions will not run on Excel 2003 or older.
  • Windows XP, Windows 7 (32bit), and Windows 7 (64bit)  tested platforms.

Download SPOT™ v4.0:
Software Requirements:

  • Excel version 2003.
  • Windows XP, Windows 7 (32bit) tested platforms

SPOT™ Release Notes

SPOT™ User Support

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The inclusion of links does not imply endorsement by EDR of any other site, or its contents, or any association with any of its operators.

SPOT Users Manual

Daylighting Innovations, LLC

SPOT Users Manual thumbnail

This technical manual summarizes the various user interface screens and describes the available inputs and outputs for Version 4.2 of the Sensor Placement + Optimization Tool (SPOT™).


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