SIMPLE Exposure Time Calculator
Version 4.0 with updated values of default efficiencies
Requested S/N Ratio
Total Integration Time (hr)
Band (wavelength)
I(0.9)
Y(1.05)
J(1.25)
H(1.65)
K(2.2)
Slit/resolving power
27 mas R = 130,000 (only IK200)
36 mas R=100,000
54 mas R = 67,000
72 mas R = 50,000
PSF/AO-correction
LTAO (spectrum extracted over 54mas along the slit)
GLAO (spectrum extracted along the full 0.45"slit)
noAo (spectrum extracted along the full 0.45" slit
Instrument/Array type
IK200 (12 x 4k array, 9mas/pix)
IK100 (6k x 2k array, 18mas/pix)
Array Noise
RON = 3 el, Dark current = 21 el/pix/hr
RON = 5 el, Dark current = 21 el/pix/hr
RON = 8 el, Dark current = 21 el/pix/hr
RON = 10 el, Dark current = 21 el/pix/hr