SOLAR NYC. Sean C. Ahearn CARSI Hunter College – CUNY NGAC Meeting, September 23, 2010. CARSI, 2010 -- preliminary LIDAR data. Collaborations. SOLAR NYC: The Players.
Sean C. Ahearn
CARSI Hunter College – CUNY
NGAC Meeting, September 23, 2010
CARSI, 2010 -- preliminary LIDAR data
SOLAR NYC: The Players
These are the four project partners that are working on the SOLAR NYC Project. These partners have signed an MOU outlining specific roles and responsibilities.
Mayor’s Office of Long-Term Planning and Sustainability
Sustainable CUNY on behalf of the City University of New York
Hunter College - CUNY
NYC Solar America Cities Advisory Board
We work with these City agencies on various solar initiatives. They provide expertise on how to integrate solar into their processes and programs.
Our utility and state partners. These groups provide financial and advisory support.
Sean C. Ahearn
Yo Jin Ahn
Create surface model for City
Testing of resolution
Use LIDAR to examine roof morphology
Useable roof area
Use ESRI insolation tool
Calibrate with installation data
(1119 Tiles, > 15 billion points)
View from North-East: Columbus Circle, Central Park South-West Manhattan, New York City
Density of 0.74 = 8 pts per m2
1. Artifacts or Outliers by Profile Analysis
Bare Earth only
Bare Earth and Unclassified
Using just bare earth, an error of 4 feet was found due to misclassification
Digital Surface Model
Digital Elevation Model (1ft)
from a LiDAR Point Clouds