CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
Measurements > Atmosphere >
Atmospheric Temperature Fields >
Atmospheric pressure (over sea surface)


Measurement Definition*: Pressure caused by the weight of the atmosphere. At sea level it has a mean value of one atmosphere but reduces with increasing altitude. Conventionally measured at 2 m height. [Unit of measurement - hPa]

Thematic Links
InstrumentStatus/
Accuracy
Instrument DescriptionMeasurement TechnologyTimeline
ATMS
Advanced Technology Microwave Sounder
Operational
Collects microwave radiance data that when combined with the CrIS data will permit calculation of atmospheric temperature and water vapour profiles.n/a
CrIS
Cross-track Infrared Sounder
Operational
Daily measurements of vertical atmospheric distribution of temperature, moisture, and pressure. MWIR non-operational on Suomi NPP effective 12 July 2021.n/a
OLCI
Ocean and Land Colour Imager
Operational
Marine and land services.n/a
TANSO-FTS
Thermal And Near infrared Sensor for carbon Observation - Fourier Transform Spectrometer
Operational
+/-2
CO2 and CH4 distribution.n/a
TANSO-FTS-2
Thermal And Near infrared Sensor for carbon Observation - Fourier Transform Spectrometer-2
Operational
CO2, CH4, and CO distribution.n/a
TANSO-3
Total Anthropogenic and Natural emissions mapping SpectrOmeter-3
Being developed
Global and regional concentration mapping of CO2, CH4, and NO2 for global monitoring of GHG concentrations, verification of emission inventories, and detection of emissions from large sources.n/a
* Description adapted from WMO.