XMM-Newton Twelfth Announcement of Opportunity (AO-12)
Anticipated Timeline

The Twelfth Announcement of Opportunity (AO-12) is not yet open

The planned key milestones for the twelfth XMM-Newton "Announcement of Opportunity" have been established. Within this AO-12 a new call to submit proposals for observations to be performed with the XMM-Newton observatory will be issued.

To be prepared for this, please find below the anticipated timeline:

The planned key milestones for AO-12 are:
	Announcement of Opportunity	21 August 2012
	Due date for Proposals	05 October 2012 (12:00 UT)
	Final OTAC approved programme	mid December 2012
For approved proposals only:
	Start of phase II proposal submission	08 January 2013
	Closure of phase II proposal submission	01 February 2013
	Start of AO-12 observations	May 2013

The official "Announcement of Opportunity" will be made public in the XMM-Newton News and on the XMM-Newton Science Operations Centre Home Page.