GLAST LAT Project FM2 PSR 2005 GLAST LAT

GLAST LAT Project FM-2 PSR, ####, 2005 GLAST LAT Tracker Tower-1 & 3 Pre-Ship Review INFN-Pisa luca. latronico@pi. infn. it Tracker Subsystem

GLAST LAT Project FM-2 PSR, ####, 2005 Tower 3 Alignment data üAll measurements within stay-clear and in spec Tracker Subsystem 2

GLAST LAT Project FM-2 PSR, ####, 2005 Tower 1 Alignment data üAll measurements within stay-clear and in spec Tracker Subsystem 3

GLAST LAT Project FM-2 PSR, ####, 2005 Tower 1 Alignment Bay to Tower Assembly <50 microns offset Center BCS to TCS ≈0 deg rotational offset from BCS to TCS Sidewalls Profile SCS Same shape and dimension Same stayclear margins Difference worst case <50 microns Tracker Subsystem

GLAST LAT Project FM-2 PSR, ####, 2005 TOWER 3 CONFIGURATION Configuration: • Kapton tape applied on the flex cables as per LAT-DS-00722 • Poron foam 0. 037 THK used also for bottom tray sides +Y and –Y ( 3 Kapton tape layers + 1 foam 0. 037 layer) • 4 layers of Poron foam 0. 037 THK used on Bottom Tray –X side (in place of 5 layers) Tracker Subsystem 5

GLAST LAT Project FM-2 PSR, ####, 2005 TOWER 3 CG & MASS Conclusions ü Tower well aligned and inside stayclear ü Test after Env. Test skipped as per MRB 3/24/2005 ü Mass and CG near estimated values (when used real masses) Tracker Subsystem 6

GLAST LAT Project FM-2 PSR, ####, 2005 TOWER 1 CG & MASS Conclusions ü Tower 1 well aligned and inside stayclear ü Test after Env. Test skipped as per MRB 3/24/2005 ü Mass and CG near estimated values (when used real masses) Tracker Subsystem 7