MMA Assessment OICNW-3-1C

Identify false echoes, sea return, racons and SARTs

Condition

On an operational radar or radar simulator that meets the standards of 33 CFR 164.38 and other applicable national and international performance standards.

Performance requirement

Behavior Standard
The student will: During assessment, the student shall, at a minimum:

Identify false echoes, sea return, a racon and SART.

The following were recognized and correctly identified:

  1. False echoes:
    1. Indirect or false echoes;
    2. Side-lobe effects;
    3. Multiple echoes;
    4. Second-trace echoes;
    5. Electronic interference; and
    6. Spoking;
  2. Sea return;
  3. Racons; and,
  4. SARTs.

Location

Assessed in MT‑2225 Integrated Navigation.

References

STCW Knowledge, Understanding and Proficiency

  1. OICNW-A3.2

NVIC Tasks

  1. NVIC 12-14 Task 3.3.A Identify false echoes, sea return, racon and SART