1 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 MMIRS Status Report Brian McLeod

2 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Team members Science drivers Basic operational modes Heritage from other instruments SWIRC status

3 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Science Team members Brian McLeod, PI Daniel Fabricant, Co-Investigator (SAO) John Geary, Co-Investigator (SAO) Paul Martini, Postdoctoral fellow (SAO) Steve Eikenberry, Co-Investigator (Univ. of Florida) Patrick McCarthy, Co-Investigator (Carnegie Observatories) Eric Persson, Co-Investigator (Carnegie Observatories) Harland Epps, Optical design consultant

4 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Management and Engineering Team members Timothy Norton, Program manager George Nystrom, Program engineer Kenneth McCracken, Mechanical engineer Justin Holwell, Mechanical engineer Michael Burke, Electrical engineer Tom Gauron, Electrical engineer Robert Fata, Structural Lead engineer Henry Bergner, Structural engineer Sang Park, Thermal engineer John Roll, Software engineer Maureen Conroy, Software engineer Jeff Julian, Engineering advisor (Univ. of Florida)

5 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Science Drivers – Brown dwarfs

6 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Science Drivers – Star formation at high redshift

7 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Basic Operational Modes Imaging 7 x 7 arcminute FOV 0.2 arcsecond pixels Y, J, H & K wavelength coverage Spectroscopy Multi-slit (4’x7’) or longslit (7’) –J, H, R=3000 –J+H, R=1400

8 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Heritage Basic concept and mechanisms from Flamingos & Flamingos 2 (Univ. of Florida) Motor control software from existing MMT instruments Array readout electronics and software from Megacam CCD mosaic

9 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 SWIRC Prototype J,H direct imager w/ 0.15”/pixel Effort led by W. Brown and J. Geary First run in June used 4-channel controller Now being upgraded to 32 channel design that MMIRS will use

10 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 M3 at H-band with SWIRC

11 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 MMIRS CRYOSTAT

12 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 MOS Section Harvard-Smithsonian Center for Astrophysics

13 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Camera Dewar

14 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Guide pickoff mirror 7x7 arcmin science field 7 arcmin radius guider fields

15 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Guider/WFS

16 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Guider/WFS Lenslet Array Guide Camera Field Stop Shack Hartmann WFS and Guider (1 of 2) Pickoff mirrors on stage to select WFS or guiding

17 Harvard-Smithsonian Center for Astrophysics Magellan SAC 9/04 Project Timeline TSIP funding received Nov 2003 PDR was in June 2004 Currently finalizing design and doing detailed analysis Plan to order optics this fall CDR in February 2005 Integration and Test First light at MMT late 2006 First light at Magellan 2007