NIR Spectroscopy at Gemini South Cool Universe Valparaiso, Chile
Delivered November 2003 Cool Universe Valparaiso, Chile
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
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
Cross-dispersed (XD) Mode 1.9-2.5um Very popular mode in 2004B R=2000 (shown) Also R=6000 with reduced coverage Blue end extends into optical red, with reduced transmission 1.1-1.5um 0.9-1.28um 0.8-1.09um 1.4-1.9um Cool Universe Valparaiso, Chile
XD: R=2000 JHK Confirmed Brown dwarf, OTS 44, M=9.5 Observed Resolution 1800-2200 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
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
Long Slit: R=6000 Herbig-Haro outflow source (HH120) Acquisition image Cool Universe Valparaiso, Chile
Long Slit: R=6000 Herbig-Haro outflow source (HH120) Acquisition image Cool Universe Valparaiso, Chile
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
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
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
High Resolution Near-IR Spectroscopy Cool Universe Valparaiso, Chile