Remote Sensing (Jan 2015)

The Thermal Infrared Sensor (TIRS) on Landsat 8: Design Overview and Pre-Launch Characterization

  • Dennis C. Reuter,
  • Cathleen M. Richardson,
  • Fernando A. Pellerano,
  • James R. Irons,
  • Richard G. Allen,
  • Martha Anderson,
  • Murzy D. Jhabvala,
  • Allen W. Lunsford,
  • Matthew Montanaro,
  • Ramsey L. Smith,
  • Zelalem Tesfaye,
  • Kurtis J. Thome

DOI
https://doi.org/10.3390/rs70101135
Journal volume & issue
Vol. 7, no. 1
pp. 1135 – 1153

Abstract

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The Thermal Infrared Sensor (TIRS) on Landsat 8 is the latest thermal sensor in that series of missions. Unlike the previous single-channel sensors, TIRS uses two channels to cover the 10–12.5 micron band. It is also a pushbroom imager; a departure from the previous whiskbroom approach. Nevertheless, the instrument requirements are defined such that data continuity is maintained. This paper describes the design of the TIRS instrument, the results of pre-launch calibration measurements and shows an example of initial on-orbit science performance compared to Landsat 7.

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