1. MMIRS Status A.Szentgyorgyi/SAO 30 April 2005

2. Imaging 7 x 7 arcmin FOV 0.2 arcsec pixels Y,J,H & K wavelength coverage Spectroscopy Multislit (4’ x 7’) or longslit (7’) J,H,K @ R = 3000 J+H, H+K @ R = 1400 “Enhanced” Flamingos design Overview

3. Hawaii-2 2k x 2k focal plane Two-dewar design to allow slit mask exchange during the day

4. OVERALL ELECTRONIC CONTROLLER DIAGRAM IR controller architecture is an extension of successful John Geary’s CCD controller design for MMT in use for all SAO MMT instrumentation.

5. MMIRS Controller Prototype

6. MMIRS Focal Plane Layout

8. SWIRC Now Facility Instrument @ MMT with Full 32 Channel Readout

9. MMIRS Liposuction Weight of MMIRS now ~3500 lb., so can be handled with crane in Clay dome.

15. MMIRS Project Milestones May 2005Critical Design Review/Optics Fab Commences Jun 2005Commence Fabrication & Assembly Oct 2005 Start Focal Plane Cryo Testing Nov 2005Start System Integration Dec 2005Receive optics July 2006Start System Functional Test Oct 2006Ship to MMT Feb 2007(?) Available for Magellan First Light (TBD)

21. Lift Fixture

22. Software

23. Electronics

24. Project Status