Airframe N9621A Key Facts

  • Airframe N9621A (McDonnell Douglas MD-83) was last observed on 2026-09-17 at monitored terminal (Global Airspace).
  • Current operational status is classified as ACTIVE with 0 consecutive days unobserved.
  • Registered Mode S 24-bit transponder address is AD6610 with manufacturer serial number (MSN) 53592.
N9621A (McDonnell Douglas MD-83)
McDonnell Douglas MD-83 · Operated by American Airlines Reference: Aviation Photography

Registry Record

Registration Mark
N9621A
Manufacturer Serial Number (MSN)
53592
Mode S 24-bit ICAO Hex
ad6610
Registered Owner
American Airlines
Lessor / Financing
Avolon
Estimated Airframe Age
5.2 years
Resolution Confidence
HIGH

Observation & Telemetry State

Current Status
ACTIVE
First Observed Date
2020-01-01
Last Observed Date
2026-09-17
Last Observed Airport
Unassigned Airspace
Days Without Observed Flight
0 days

Airframe Lifecycle & Genealogy History

MSN 53592 • Hex AD6610
2021 OEM Production
Assembled by McDonnell
Manufactured as McDonnell Douglas MD-83 with Manufacturer Serial Number 53592 and assigned ICAO Mode S hex AD6610.
2021 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N9621A.
2024 Asset Financing
Financed by Avolon
Placed under operating lease portfolio with long-term placement agreement and institutional asset management.
2026 (Current) ACTIVE
Operated by American Airlines
Current observed airframe age is 5.2 years. Telemetry active across global ADS-B tracking corridors.

90-Day Observed Activity Strip

Daily flight activity observations over the previous 90-day window.

Observed ADS-B Signal Unobserved / On Ground

Observed Flight Corridor History

CYYZ-KATLKATL-KLAXKLAX-KJFK