CEOS EO HANDBOOK – INSTRUMENT SUMMARY - PHyTIR -
Full Name Prototype HyspIRI Thermal Infrared Radiometer (PHyTIR) Status Operational
Instrument Agencies NASA, USGS Maturity
Instrument Type Imaging multi-spectral radiometers (vis/IR) Geometry Push-broom scanning
Instrument Technology High-resolution nadir-scanning IR spectrometer Sampling
Data Access Open Access Data Format HDF5
Measurements and Applications This project will use a high-resolution thermal infrared radiometer to measure plant evapotranspiration, the loss of water from growing leaves and evaporation from the soil.
Resolution Summary 60 m
Swath Summary 360km
Accuracy Summary
Waveband Summary TIR: 8-12.5 µm
TIR (~6.0 µm - ~15.0 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
Surface temperature (land)Land surface temperature
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Land Surface Temperature click here click here search ECV Inventory records
Instrument Missions
ECOSTRESS-on-ISS - International Space Station/ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station (ECOSTRESS) (2018 - 2026)