This attribute allows you to define the propagator to be used for the segment.
Astrogator <Satellite Object Path> SetValue <Attribute Path>.Propagator {Value}
Select any Propagator available in the Component Browser or the Select Propagator window in the Astrogator user interface.
Note: When using a propagator name consisting of two or more words in a Connect command, the spaces in the name must be replaced with underscores in the Connect command, or the entire name must be enclosed in quotes (see the examples below).
Astrogator */Satellite/Satellite1 SetValue MainSequence.SegmentList.Propagate.Propagator Earth_J2
Astrogator */Satellite/Satellite1 SetValue MainSequence.SegmentList.Maneuver.FiniteMnvr.Propagator "Earth J2"
STK Programming Interface 11.0.1