CEOS EO HANDBOOK – INSTRUMENT SUMMARY - CO Sensor (ASCENDS) -
Full Name CO Sensor (ASCENDS) Status No longer considered
Instrument Agencies NASA Maturity Medium Heritage
Instrument Type Atmospheric chemistry Geometry Nadir-viewing
Instrument Technology Absorption-band MW radiometer/spectrometer Sampling TBD
Data Access Open Access Data Format
Measurements and Applications Measure the total column CO concentration.
Resolution Summary
Swath Summary 200 m
Accuracy Summary
Waveband Summary 2.3 µm
SWIR (~1.3 µm - ~3.0 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
Trace gases (excluding ozone)CO Mole Fraction
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Precursors (supporting the Aerosol and Ozone ECVs) click here click here search ECV Inventory records
Instrument Missions
ASCENDS - Active Sensing of CO2 Emissions over Nights, Days, and Seasons (2022 - 2025)