Wouldn't there be a lot of shadow horizon pollution from nearby tall buildings, especially between 8:00 and 9:00?  To be sure, you would probably have to do a survey of the area, or visit the site at the same time next year next year.  
 
John
 
John L. Carmichael Jr.
Sundial Sculptures
925 E. Foothills Dr.
Tucson Arizona 85718
USA
 
Tel: 520-696-1709
Email: [EMAIL PROTECTED]
Website: <http://www.sundialsculptures.com>

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