| Unit |
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A functional subdivision of a subsystem and generally a self-contained combination of items performing a function necessary for the subsystem’s operation. Examples are electronics unit and sensor unit. |
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| User |
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A class of organizations that acquire GOES-R data and products to support a mission, environmental assessment, or scientific research. |
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| User, Authorized |
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A set of users approved to receive GOES-R-distributed end-products. Authorization is granted through a user access form and approval by OSDPD through SPSRB (Satellite Product & Services Review Board). |
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| User, CLASS |
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Any user with access to the CLASS archive repository for GOES products stored therein. Includes retrospective and other users, whether authorized or not. |
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| User, GRB |
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Any user with the ability to receive GOES-R Rebroadcast Level 1b product via space-ground link. A GRB user does not have to be an authorized user. Their optional interaction back to GOES-R is to report reception problems or other GRB performance observations. |
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| User, eGVAR |
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Any user receiving GOES-R information via GOES legacy broadcast. An eGVAR user does not have to be an authorized user. The Ground Segment interface is to the GOES-N ground segment and does not include the broadcast interface. |
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| User Community |
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A general term describing the aggregate of GOES-R users composed of the subset of rebroadcast users, data subscription users, data products subscription users, retrospective users, and communication systems data users. |
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| User Distribution Point |
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The Ground Segment interface from which GOES-R products and information are distributed by the Ground Segment. |
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| User Service Functionality |
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Includes the software and hardware of the system that provides the capacity of the system to interface with the user through the Mission Management Functionality. |
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