Indoor Radiant (Light) Energy Measurements: Visualization

Mobile Measurements

Indoor + Outdoor Mobile Measurements: pedestrian walking around university campus (indoor and outdoor environments) carrying a sensor. The irradiance plot, y-axis on a log scale:

New York City nighttime measurements: pedestrian walking in New York City (Theater District and Times Square) at nighttime, with a sensor attached to a backpack. Measurements date: July 22, 2010. Plotted irradiance:

Stationary Measurements

Setup A (student office): ongoing, started August 14, 2009. Traces (here) provided up to September 13, 2010. Irradiance over a short period of time, full irradiance recording, and the calculated irradiation:

 

Setup B (bookshelf in an office, getting little subshine): ongoing, started November 13, 2009. Traces (here) provided up to September 9, 2010. Irradiance over a short period of time, full irradiance recording, and the calculated irradiation:

 


Last updated January 10, 2011. Questions? Please contact Maria Gorlatova, mag2206 at columbia dot edu.