As a follo on his MSNBC story related to crowd counting, IAJ co-director Steve Doig crunched the numbers using some essentially real-time images.

Professor estimates crowds with satellite image

01-21-09 Obama
President Barack Obama delivers his inaugural address at the U.S. Capitol in Washington, D.C., Tuesday, January 20, 2009. (Nancy Stone/Chicago Tribune/MCT)
Wednesday, January 21, 2009

An ASU journalism professor using satellite images calculated that 800,000 people attended President Barack Obama’s inauguration ceremony.

Walter Cronkite School of Journalism and Mass Communication professor Stephen Doig calculated the official inauguration crowd estimate after analyzing a GeoEye-1 satellite image shot at 11:19 a.m. from a ...   more »