PHOTO: AERIAL & ARCHITECTURAL PHOTOS OF NJ

The University’s new $28 million ­solar-collector field is one of the largest at a U.S. college.

Number of photovoltaic panels

Proportion that use a GPS to track the sun

Acres ­covered by the solar field between the Dinky line and ­Washington Road

Output, in megawatts, when the sun is out

Amount of the University’s annual electrical consumption that will be produced

Annual ­number of sunny/mostly sunny days in the region

Expected payback period for system

Project’s life span

Source: Campus Energy and Utilities