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Obama Inauguration Crowd Numbers Estimated by IHS Jane`s and GeoEye

Not counting 240,000 people in the designated ticketholder areas, there were between 1.031 million and 1.411 million people present.

(LONDON) - IHS Jane’s has finalized the estimation of the crowd count at President Barack Obama’s inaugural event.

The methodology involved taking precise geospatial measurements of 71 different sectors over the Capitol in advance of the event, then analyzing the GeoEye-1 satellite image acquired at 11:19 AM on January 20th 2009.

The imagery was evaluated to determine crowd density at the event, which ranged from .1 to 5 people per square meter. After establishing the number of people in each predetmined sector, all the areas were added together to produce a final estimate.