Image of Asteroid Bennu from Earth Sept. 2011

Earth-Based View of Asteroid Bennu Sept. 2011

On Sept. 26, 2011, researchers using the 1.5-m Kuiper Telescope at the University of Arizona observed asteroid Bennu (then known as 1999 RQ36) during one of its close Earth passes that occur every six years. This image is a combination of 28 images taken with 60-second exposures using the telescope’s R filter.

Date Taken: Sept. 26, 2011

Instrument Used: University of Arizona 1.5-m Kuiper Telescope

Credit: Carl Hergenrother/University of Arizona

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