TA Testing Plans Walter E. Miller OSC/ARC SSSC 29 September 2009

TA Testing Plans-Overview Line Operations-September 2009 TA Activation Flight #2 (Closed Door) Open Door Envelope Expansion Flights (TA 23 degrees) TA-Aperture Misalignment Expansion Flight (Open Door) FORCAST Line Operations TA Characterization #1/First Light Flight (Aperture 23 degrees) Open Door Envelope Expansion Flights (TA Caged) TA Characterization #2 and #3 Early Science SSSC 29 September 2009

Line Operations-September 2009 Fast Diagnostic Camera Installed and Tested (Juergen Wolf) FPI Reinstallation Darkfield Correction (KT) UPS Status Correction (KT) Communication Bug Fix (KT) Flight Media Release (Dryden software CM process) Controller Adjustments Tracker Tests Flexible Body Compensation (FBC) Operator Training SSSC 29 September 2009

Polaris with/without Background Subtraction

TA Activation Flight #2 TA Operation Behind Closed Door-October 2009 Test Uncaging, Local Stabilization and Inertial Stabilization Test Coarse Drive-Fine Drive “Coupled Mode” TA Activation Flight #1 in December 2007 had VIS and Gyro Problems No Aero-Acoustic Disturbances No Optical Tracking Evaluation Other Activations: Gate Valve, NT Fans, FFU TA Control via TAOC Laptop (No MCCS) SSSC 29 September 2009

TA-Aperture Misalignment Expansion Last Flight of 23 Degree Open Door Expansion Series Daytime Flight Late January 2010 Aperture Fixed at 23 Degrees and URD Fully Open Main Goal: Aero-Acoustic Evaluation with Misalignment Secondary Goal: Start of TA Characterization with Open Door Operation with VIS Uncaged Operation in Local Stabilization Primary Mirror Covered TA Control via TAOC Laptop SSSC 29 September 2009

FORCAST Line Operations Hangar and Line Operations with FORCAST TA Control via MCCS (Engineering Build #4) Evaluation of TA-MCCS Functional ICD Evaluation of Workstation GUIs Evaluation of SOFIA Command Language Evaluation of TA Control from PI Computer Evaluation of Closed Loop Aperture Control (Slaved to TA Elevation) Fourteen Nights in February 2010 Upon Completion, Reversion to TA Standalone Setup (TAOC) Operator Training for TA Characterization and First Light Flight SSSC 29 September 2009

TA Characterization and First Light First FORCAST Flight Aperture Fixed at 23 Degrees and URD Fully Open First Night-time Flight with Optical Tracking Detailed Flight Plan with Multiple Legs Evaluation of Pointing Jitter (High Speed FORCAST Imaging) TA Control via TAOC Laptop Attempt at First Light Infrared Image SSSC 29 September 2009

TA Characterization #2 and #3 Two Additional TA Night-time Evaluations (June 2010) After Completion of Open Door Aircraft Expansion Flight Series After Completion of FORCAST Line Operations #2 Final Tests Prior to Early Science Flights TA Control via MCCS (Short Science #1 Build) SSSC 29 September 2009