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Space Link Extension - Service Management - CCSDS

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DRAFT RECOMMENDED STANDARD FOR SPACE LINK EXTENSION SERVICE MANAGEMENT<br />

Table 5-49: [R|F]<strong>Space</strong><strong>Link</strong>ChangeEvent Data Set<br />

<br />

Parameter Name Parameter Definition/Description Data Type<br />

eirp See table 5-5.<br />

Data<br />

Units<br />

Applicable <strong>Service</strong><br />

Agreement<br />

Parameter<br />

eventTime<br />

The time at which an event is to occur. It can be<br />

expressed in either relative terms or absolute<br />

terms.<br />

If expressed in relative terms, then eventTime<br />

is the time at which an event is to occur<br />

expressed relative to the stateStartTime of<br />

the container<br />

[R|F]<strong>Space</strong><strong>Link</strong>AvailableStates.<br />

UTC (if<br />

absolute),<br />

Positive<br />

Integer (if<br />

relative)<br />

Seconds<br />

(if<br />

relative)<br />

n/a<br />

NOTE – The absolute time for the event is returned<br />

as the scheduledEventTime, a parameter of<br />

the of the CSP-SR.<br />

eventTimeWindowLead<br />

eventTimeWindowLag<br />

An offset that is subtracted from the<br />

eventTime providing the earliest time that the<br />

event may occur.<br />

An offset that is added to the eventTime<br />

providing the latest time that the event may<br />

occur.<br />

Positive<br />

Integer<br />

Positive<br />

Integer<br />

eventInstanceNo A monotonically increasing positive integer. Positive<br />

Integer<br />

seconds<br />

seconds<br />

n/a<br />

maxEventTimeWind<br />

owLead<br />

maxEventTimeWind<br />

owLag<br />

n/a<br />

Table 5-50: R<strong>Space</strong><strong>Link</strong>DataTransportState Data Set<br />

<br />

Parameter Name Parameter Definition/Description Data Type<br />

availableState- See table 4-32<br />

InstanceNo<br />

stateStartTime See table 5-48.<br />

stateStartTime- See table 5-48.<br />

WindowLead<br />

stateStartTime- See table 5-48.<br />

WindowLag<br />

stateEndTime See table 5-48.<br />

stateEndTime- See table 5-48.<br />

WindowLead<br />

Data<br />

Units<br />

Applicable <strong>Service</strong> Agreement<br />

Parameter<br />

<strong>CCSDS</strong> 910.11-R-2 Page 5-50 March 2008

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