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<p>
The Common Archive Observation Model (CAOM) is was originally developed by CADC 
to support unified data discovery and access to a wide range to data collections. 
</p>

<h2>Data Discovery</h2>

<p>Data discovery is supported by the Observation and Plane classes. Together, instances
of these classes describe data products in terms of how data was acquired (telescope, 
instrument, etc) and what data was acquired (position, energy, time, and polarization).</p>

<p>The data discovery parts of the mod