GATE

Gridded Aircraft Trajectory Emissions model

GATE is a command-line tool for processing raw aircraft emissions data into spatially and temporally-allocated emissions inventories, suitable for photochemical modeling. GATE is an open-source, Python-based tool designed by the AQPSD branch of the California EPA's ARB.

GATE Documentation

For more information about what GATE is and what it does, please see:

• The Basic Introduction

For more information about how GATE works, please see:

• The Basic Science Guide

For more information about how to use GATE, please see:

• The User's Guide

For more information about the airport temporal profile, please see:

• Airport Temporal Profile

Open-Source Licence

GATE was developed by the California State Government, by the Air Quality Planning and Science Division of the Air Resources Board at the California EPA. As it was the product of a publically-funded government agency, both the model and the documentation are part of the public domain. They are openly licensed under the GNU GPLv3 license, and free for all to use.

• GNU GPLv3 License