Final Report of TPOS 2020

The DRAFT Final Report of TPOS 2020 is now available for community review. This DRAFT report builds upon the First and Second Reports, released in 2016 and 2019. This will be the ONLY round for reviewer comments. The Final Report sets the stage for future evolution of the arrays; describing remaining unresolved issues and a governance structure that will provide the necessary scientific advice and coordination among the implementing agencies.

Please use the provided Excel template for comments and feedback of the Final Report.

Please return your comments by February 19, 2021 to