BRIEF-Malaysia Airlines says Q4 net profit 609.7 mln rgt

Feb 22 (Reuters) - Malaysian Airline Systems Bhd:

* Malaysia Airlines says Q4 net profit 609.7 million rgt

* Malaysia Airlines says FY 2009 net profit 490.2 million rgt

* Malaysia Airlines says Q1 2010 outlook challenging

* Malaysia Airlines says targets 100-325 million rgt operating profits for 2010 (Kuala Lumpur Newsroom; Tel: [phone]; Email: [e-mail]) COPYRIGHT Copyright Thomson Reuters 2010. All rights reserved. The copying, republication or redistribution of Reuters News Content, including by framing or similar means, is expressly prohibited without the prior written consent of Thomson Reuters.