Space Link Extension - Service Management - CCSDS

DRAFT RECOMMENDED STANDARD FOR SPACE LINK EXTENSION SERVICE MANAGEMENT
Figure 6-2: ATP-I Message Structure, Presented in a Class Diagram
6.3.4.2 Parameters
The AddTrajectoryPredictionInvocation message allows the selection between:
– a bi-laterally agreed message format, as represented in the diagram above by the
OrbitBilateralMessage data set; or
– the two standard message formats for use in transferring spacecraft orbit information
between space Agencies:
• the Orbit Parameter Message (OPM), and
• the Orbit Ephemeris Message (OEM);
NOTE – The OPM and OEM formats are defined by CCSDS both in plain text and
in XML Schema.
– the adopted representation is indicated by the data set names:
• OrbitParameterMessageText, for OPM in plain text format;
• OrbitParameterMessageXml, for OPM in XML format;
• OrbitEphemerisMessageText, for OEM in plain text format;
• OrbitEphemerisMessageXml, for OEM in XML format.
CCSDS 910.11-R-2 Page 6-6 March 2008