Is that normal GMTT mode can display only one target?

[Schuke]

Both GMTT and SSTT can display only one moving target

 

 

here is the trk and log file

track.trk

track.txt

[LastRifleRound]

Do you mean GMTI or GMTT? GMTT is ground moving target tracking. It's analogous to STT in the air, all the radar energy is directed at one contact and all others are dropped.