Welcome to TEMPO

Mission Overview

TEMPO Fact Sheet

TEMPO Brochure

TEMPO footprints

Download all of TEMPO footprints and use Google Earth to view them (click on kml files).

NASA's first Earth Venture Instrument mission will measure pollution of North America, from Mexico City to the Canadian oil sands, and from the Atlantic to the Pacific hourly and at high spatial resolution. TEMPO observations are from the geostationary vantage point, flying on a telecommunications host spacecraft with the goal to launch in 2022.

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TEMPO Instrument

The TEMPO instrument is a UV-visible spectrometer, and will be the first ever space-based instrument to monitor air pollutants hourly across the North American continent during daytime. It will collect high-resolution measurements of ozone, nitrogen dioxide and other pollutants, data which will revolutionize air quality forecasts.

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Latest News

March 18, 2020 | TEMPO Launch Provider Announced
The TEMPO instrument, a NASA satellite instrument lead by Principal Investigator Kelly Chance from the Center for Astrophysics | Harvard & Smithsonian, will launch to orbit aboard a SpaceX Falcon 9 launch vehicle. The launch is planned for 2022.

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Graphic overview of TEMPO mission TEMPO will be the North American component of a global group of satellites tracking air pollution from geosynchronous orbit. Artist's illustration of TEMPO satellite host The TEMPO mission will measure air pollution at 355 times the resolution of the GOME-2 satellite, and 50 times the OMI satellite's spatial scale. Illustration of data flow for TEMPO operations