
May 11, 2009 – May 24, 2009
Space Shuttle Atlantis
This was the thirty-second flight of Invocon hardware on the Space Shuttle.
Below is a list of the IVC systems that are present on Atlantis during the mission:
44 | EWB MicroTAU™ | Wing Leading Edge |
1 | MicroSGU™ | Aft Section |
2 | EWB MicroTAU™ | Seat DTO |
Enhanced Wide-Band Micro-Miniature Tri-axial Accelerometer Unit

This is the thirteenth flight of the EWB MicroTAU system, a high-speed data acquisition network for dynamic acceleration sensing and recording. On STS-125, 44 units are being used to detect, locate, and characterize impacts on the RCC panels on the wing leading edge.
Click here for more information about the EWB-MicroTAU system.
Micro-Miniature Strain Gauge Unit

One Invocon MicroSGU™ sensor is installed in the engine compartment to measure the stresses imparted to the trunnion arms on the Space Shuttle Main Engines (SSMEs).
Click here for more information about the MicroSGU system.
Mission Navigation