(4489) 1988 AK

(4489) 1988 AK is a Jupiter trojan minor planet. It was discovered by Edward L. G. Bowell at Anderson Mesa on January 15, 1988.

On December 18, 2012, 4489 has occulted the star TYC 2467-00054-1 over parts of the United States. 1988 AK's level of brightness equals magnitude 16.1 and the star's 11.1.

Photometric observations of this asteroid during 2010 were used to build a light curve showing a rotation period of 12.582 ± 0.004 hours with a brightness variation of 0.22 ± 0.01 magnitude.

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