I know it is normal for towed array signal to be mirrowed. However I have the same thing using the spherical array which is less normal.
I do not remember reading this bug report before...?
Tryed to copy the mission for you to see the bug but :
Please contact the server administrator,
webmaster@redrodgers.com and inform them of the time the error occurred, and anything you might have done that may have caused the error.
Submarine used Rubis & 688 flt I whithin spherical detection range
Regards,
Lau