1. NIR Spectroscopy at Gemini South
Cool Universe
Valparaiso, Chile

2. Delivered November 2003
Cool Universe
Valparaiso, Chile

3. Most modes now available to community
First Light January 2004
Most modes now available to community
Versatile, sensitive 1-5um instrument
Long slit: R=1800,6000,18000; 100” slit; 0.15” and 0.05” pixels
Cross-dispersed: Simultaneous JHK coverage at R=1800; select regions at R=6000
IFU: 3x5” FOV; R=1800 and R=6000
Cool Universe
Valparaiso, Chile

4. Early Science Brown Dwarf Search (JHK R=2000) Z=2 Galaxy (JHK R=2000)
K. Luhman
Z=2 Galaxy (JHK R=2000)
P. van Dokkum and M. Kriek
HH120 (Long-slit J, R=6000)
J. Elias
Galactic Center in the IFU (R=6000)
Cool Universe
Valparaiso, Chile

5. Cross-dispersed (XD) Modeum
Very popular mode in 2004B
R=2000 (shown)
Also R=6000 with reduced coverage
Blue end extends into optical red, with reduced transmission um um um um
Cool Universe
Valparaiso, Chile

6. XD: R=2000 JHK Confirmed Brown dwarf, OTS 44, M=9.5
Observed Resolution JHK
Displayed R=300
OTS 7: H=15.9, 33mins on source (poor seeing)
OTS 44: H=15.4, 13min on source
Figure from Luhman 2004 (in press)
Cool Universe
Valparaiso, Chile

7. XD: R=2000 JHK z=2.22 non-active galaxy K=18.9; 63 minutes on source
Figure by van Dokkum and Kriek (2004, in prep)
Cool Universe
Valparaiso, Chile

8. Long Slit: R=6000 Herbig-Haro outflow source (HH120) Acquisition image
Cool Universe
Valparaiso, Chile

9. Long Slit: R=6000 Herbig-Haro outflow source (HH120) Acquisition image
Cool Universe
Valparaiso, Chile

10. Long Slit: R=6000 Spatial, kinematic differences between [FeII] and H2
J band; 27 minutes on source
Figure by Jay Elias
Cool Universe
Valparaiso, Chile

11. Integral Field Unit (IFU)
Commissioning data of galactic center (IRS7)
60 second raw exposure (no sky subtraction)
Strong velocity gradient in Br gamma
Figure by J. Allington-Smith
Cool Universe
Valparaiso, Chile

12. High Resolution Near-IR Spectroscopy
GNIRS
R=18000 with the long camera and 0.1” slit
Phoenix
Long-term “visitor” instrument
R~50,0000 with 0.005*lambda coverage
Cool Universe
Valparaiso, Chile

13. High Resolution Near-IR Spectroscopy
Cool Universe
Valparaiso, Chile