162421 (2000 ET₇₀)
162421 (2000 ET₇₀) is a near-Earth asteroid discovered on March 8, 2000, by the LINEAR project. It is about 2.2 km in diameter. During a close approach to Earth in February 2012, it was observed by the Arecibo and Goldstone observatories, which made it possible to determine the asteroid's rotation and shape.
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