https://forums.autodesk.com/t5/lighting-solar-analysis-forum/annual-lighting-studies/m-p/5885373#M2069 <P>Hi David,</P><P>&nbsp;</P><P>Here in Sydney, Australia when we design a&nbsp;new developments, we have to&nbsp;prove that :</P><P>&nbsp;</P><P><EM>"Living rooms and private open spaces of at least 70% of apartments in a building receive a minimum of 2 hours direct sunlight between 9am and 3pm at mid winter in the Sydney Metropolitan Area"</EM></P><P>&nbsp;</P><P>Can you please advise what is the best tool to calculate and assess a large scale project (500 residential apartments) that we have already modeled in revit?</P><P>Can we use <SPAN>LIGHTING AND DAYLIGHTING ANALYSIS to ashive that?</SPAN>&nbsp;</P><P>&nbsp;</P><P>Thanks in advance,</P><P>Moh</P> Fri, 30 Oct 2015 10:20:21 GMT Anonymous 2015-10-30T10:20:21Z