104c104 < TBD --- > Unique identifier for the sonar on an entity, Starts with 1 133c133 < TBD --- > Database index to look up the entities acoustic signature 145c145 < TBD --- > The operating mode of the propulsion plant 174c174 < TBD --- > Database index used to indicate the passive signature of the entity 186c186 < TBD --- > The current state of this activity. 241c241 < The center azimuthal bearing of the main beam (as opposed to side lobes) in relation to the emitter coordinate system. Omnidirection beams shall have an azimuthal center of 0 radians. --- > The center azimuthal bearing of the main beam (as opposed to side lobes) in relation to the own ship heading, clockwise positive. Omnidirection beams shall have an azimuthal center of 0 radians. 265c265 < TBD --- > Vertical angle from beam center to 3db down point. O is omnidirectional 277c277 < TBD --- > The angle of axis of the beam center to the horizonal plane. Positive downward. 289c289 < TBD --- > This field is used to coordinate changes between the beam and the ActiveSonar it is assocated with. 319c319 < TBD --- > Index into a data base of transient acoustic events 324c324 < TBD --- > The current state of the activity specified by the activity code 329c329 < TBD --- > The Object Instance ID of the object emitting the sound 334c334 < TBD --- > The location of the sound relative to the hosts coordinate system