Questions tagged [2012-tc4]

A tumbling micro-asteroid classified as a bright near-Earth object of the Apollo group, approximately 10 meters (30 feet) in diameter. (from Wikipedia)

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Here it comes! 2012 TC4 has been re-acquired and its orbit revised; at over 50 million km, how was this done?

This excellent and under-up-voted answer describes the calculation of the probabilities of closest approach to Earth of the NEO 2012 TC4 in October 2017. This comment noted that TC4 has recently been ...
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Just how close to Earth will 2012 TC4 pass in 2017?

Last week's tweet by Ron Baalke (of JPL) mentions five near Earth asteroids that will come within five Lunar distances (5 LD) of the Earth in 2017. One of them, 2012 TC4, will pass very close to ...
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