EFFECTIVE 3 November 2013: All calendar entries are in LOTRO server time (US EDST).
To calculate Australian Eastern time add 16 hours to server time (or add 4 hours and reverse the AM/PM).
TZ converter: http://www.timezoneconverter.com/cgi-bin/tzc.tzc
UPDATED 17 Feb 2013: The new Osgiliath Guard Mumble server is now available! Connect Here