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ASRS 2053684

ACN 2053684 · 2023-11 · Skyhawk 172/Cutlass 172

C172 Flight Instructor reported a NMAC event during downwind entry pattern with downwind traffic. The downwind traffic aircraft proceeded to do a 360 turn in the downwind leg to give extra spacing and both airplanes landed without further incident.

Pilot narrative

Verbatim, de-identified by NASA. Placeholders: ZZZ, X, Y.

C172 was entering traffic pattern for Runway XX at ZZZ with standard 45 degree midfield left downwind entry for Runway XX at pattern altitude of 1,350 [ft.] MSL. On board the airplane was 1 student pilot and 1 flight instructor. Traffic calls were made at 5 miles out on the 45 for left downwind. Aircraft Y was in the pattern on a crosswind leg and turned downwind as C172 entered downwind. Occupants on the C172 never saw Aircraft Y and never heard crosswind traffic call however Aircraft Y pilot stated on CTAF he was at 1,600 ft. MSL instead of traffic pattern altitude and stated if he were at correct traffic pattern altitude the aircraft would have been very close to collision. Estimated separation approximately 400 ft. Aircraft Y proceeded to do a 360 turn in the downwind leg to give extra spacing and both airplanes landed without further incident.

NASA classification · Anomalies

  • Conflict
  • Deviation - Altitude
  • Deviation / Discrepancy - Procedural

NASA classification · Assessments

Contributing Factors / Situations
Human Factors
Primary Problem
Human Factors

ASRS reports are voluntary, de-identified by NASA, and represent the reporter's perspective; they are not investigated and cannot be used to infer prevalence. Authoritative source: asrs.arc.nasa.gov ↗