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Methodology · Thermal IR

Land-surface temperature - emissivity retrieval

Retrieves surface temperature and spectral emissivity from TIR radiance measurements; good for urban heat islands, drought stress monitoring, and surface energy balance studies.

Separates emissivity from temperature using split-window or temperature-emissivity separation algorithms. Requires accurate atmospheric correction. Wikipedia: Land surface temperature

Demonstrated
Capable, undemonstrated
  • Retrieves ocean skin or subskin temperature from calibrated thermal-infrared split-window radiances, with passive-microwave radiometry providing coarser all-weather SST continuity.

Sources
Methodology

Edited from public sources. Last reviewed 2026-05-22 by SpectraWorks editorial. See the data dictionary for field definitions.

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Land-surface temperature - emissivity retrieval. EO-Atlas, SpectraWorks B.V., last reviewed 2026-05-22. https://eo-atlas.org/topics/methodologies/lst-emissivity-retrieval (CC BY 4.0)

BibTeX

@misc{eoatlas:topics:methodologies:lst-emissivity-retrieval,
  title = {Land-surface temperature - emissivity retrieval},
  author = {{EO-Atlas}},
  publisher = {SpectraWorks B.V.},
  year = {2026},
  note = {Last reviewed 2026-05-22. CC BY 4.0},
  url = {https://eo-atlas.org/topics/methodologies/lst-emissivity-retrieval}
}