XMM-Newton Twenty-second Announcement of Opportunity (AO-22)
Anticipated Timeline


The Twenty-second Announcement of Opportunity (AO-22) is not yet open

The planned key milestones for the twentiethy-second XMM-Newton "Announcement of Opportunity" have been established. Within this AO-22 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-22 are:
  Announcement of Opportunity 17 August 2022
  Due date for Proposals 7 October 2022 (12:00 UT)
  Final OTAC approved programme mid December 2022
For approved proposals only:
  Start of Phase II proposal submission 10 January 2023
  Closure of Phase II proposal submission 3 February 2023
  Start of AO-22 observations May 2023

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