Update Action

In Connect, the Update segment's spacecraft properties are divided into Action and Val attributes. The Action attributes define how the Val attribute will be applied to the spacecraft.

Syntax

Astrogator <Satellite Object Path> SetValue <Attribute Path>.Update.{Action Attribute} {Value}

Description

Spacecraft properties are defined by the following Action attributes:

DragAreaAction
SRPAreaAction
DryMassAction
FuelMassAction
FuelDensityAction
TankPressureAction
TankTemperatureAction
CrAction
CdAction
RadPressureCoefficientAction
RadPressureAreaAction

The following table describes the valid values for each Action attribute:

Value	Description
Add value	Add the quantity entered in the Value column to the current value for this parameter.
Subtract value	Subtract the quantity entered in the Value column from the current value for this parameter.
Set to new value	Replace the current value for this parameter with the quantity entered in the Value column.
No change in value	Leave the current value for this parameter unchanged (ignoring any quantity that may appear in the Value column).

Example

Astrogator */Satellite/Satellite1 SetValue MainSequence.SegmentList.Update.DragAreaAction No change in value

STK Programming Interface 11.0.1