IGRINS Instrument Information
With the 2.7m Harlan J. Smith Telescope at McDonald Observatory (30° 40' 17.4" N, 104° 01' 21.4" W)
Wavelength Coverage | H: 1.47-1.81μm, K: 1.95-2.48μm |
Spectral Resolution | R = λ/Δλ = ~40,000 (1.164x10-5 μm/pixel; 2km/s per pixel) |
Resolution Element (3.3 pixels) | 3.84x10-5 μm ; ~6.6 km/s |
Slit Scale | 1" x 14.8" (8.6 x 124 pixels) |
SVC Field of View | ~187" x 112" (Slit Viewer Field-of-View) |
Pixel Scale | 0.119" per pixel (SVC) |
Detectors | 2k x 2k Teledyne HgCdTe HAWAII-2RG CMOS |
Detector Gain | H: ~2.05 e-/ADU, K: ~2.21 e-/ADU |
Full Well | H: ~9.1x104 e-, K: ~105 e- |
Minimum Data Taking Time | 1.63 sec exposure with Fowler number 1 |
Read Noise | H: ~10.92 e-, K: ~8.93 e- |
Estimated Throughput | |
Detector information is based on the results in Jeong et al. (2014) and Park et al. (2014).
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