AIRS

Specifications

Infrared Spectral Coverage

3.74 - 4.61 m

6.20 - 8.22 m

8.80 - 15.4 m


Spectral Response

Spectral Resolution: l/Dl>1200 nominal

Spectral Sampling: Dl/2

Integrated Response (95%): +/- 1 Dl

Wavelength Stability: 0.05 Dl24 hours

Wavelength Knowledge: 0.01 Dl


Spatial Coverage

Scan Angle: +/- 49.5 around nadir

IFOV: 1.1

Measurement Simultaneity: >99%


Sensitivity (NEDT)

0.14 K at 4.2 m

0.20 K from 3.7 - 13.6 m

0.35 K from 13.6 - 15.4 m


Radiometric Calibration

+/- 3% absolute error

Power / Mass

256 W / 166 kg


Lifetime

5 years


Visible Spectral Coverage

0.41 - 0.44 m

0.58 - 0.68 m

0.71 - 0.92 m

0.49 - 0.94 m


Spatial Coverage

Scan Angle: +/- 49.5 around nadir

IFOV: 0.185


SNR @ Albedo = 0.4

>100


Polarization

<5%