(4489) 1988 AK

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(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.[1] 1988 AK's level of brightness equals magnitude 16.1 and the star's 11.1.[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.[2]

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  1. ^ a b Asteroid Occultation Updates
  2. ^ Mottola, Stefano; Di Martino, Mario; Erikson, Anders; Gonano-Beurer, Maria; Carbognani, Albino; Carsenty, Uri; Hahn, Gerhard; Schober, Hans-Josef; Lahulla, Felix; Delbò, Marco; Lagerkvist, Claes-Ingvar (May 2011). "Rotational Properties of Jupiter Trojans. I. Light Curves of 80 Objects". The Astronomical Journal 141 (5): 170. Bibcode:2011AJ....141..170M. doi:10.1088/0004-6256/141/5/170. 

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