1. SOFIA Proposal Timeline Millimeter/THz Development at the NRAO CDL 1 18-Feb-2011: NRAO Science/Engineering Advisory Panels in place 25-Feb-2011: NRAO Science Priorities and Instrument Concepts Complete 4-Mar-2011: Potential Collaborators Contacted 25-Mar-2011: Preliminary Science Case Complete 8-Apr-2011: Instrument Concept White Papers Complete 22-Apr-2011: Downselection of Instrument Concepts 29-Apr-2011: Conceptual Review by OSC and OTC 15-May-2011: Early Estimate of AO Release Date 31-May-2011: Deadline for Decision to Propose (internally imposed) 31-May-2011: Confirmation of Instrument Concept Selection(s) 31-May-2011: Proposal(s) Drafting Team identified 30-June-2011: Draft v0.5 distributed to Advisory Panels for review 15-July-2011: Draft v1.0 submitted to NRAO business office and OSC/OTC for final review (30 days prior to Proposal deadline) 15-Aug-2011: Early Estimate of Proposal Deadline (90 days from AO release)

2. SOFIA Proposal Engineering Advisory Panel Tony Kerr S.K. Pan Arthur Lichtenberger Srikanth Sri Marian Pospieszalski Matthew Morgan Kamaljeeet Saini Rich Lacasse Bill Shillue 2

3. SOFIA Proposal Science Advisory Panel Todd Hunter Al Wooten ??? 3

4. SOFIA Proposal Next Steps Identify NRAO Project/Lead Scientist Draft NRAO science priorities for SOFIA and Instrument Concepts Identify and contact desired collaborators 4