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Published October 2009 | public
Journal Article

No satellites detected around 21 Lutetia

Abstract

The Asteroid 21 Lutetia is the target of a flyby by the Rosetta spacecraft in mid-2010. We observed Lutetia with the Keck adaptive-optics system, and searched for satellites. We find none, to a flux limit of 1/350 (Δ-mag = 6.4), corresponding to a size limit of roughly 6 km, at a separation of 0.15″ (3 primary radii or 0.006 Hill radii).

Additional Information

© 2009 Elsevier Inc. Received 4 March 2009; revised 24 June 2009; accepted 28 June 2009. Available online 4 July 2009. We thank P.B. Cameron and two anonymous referees for helpful comments.

Additional details

Created:
August 22, 2023
Modified:
October 20, 2023