Airframe N137DU Key Facts

  • Airframe N137DU (Airbus A220-100) 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 A09590 with manufacturer serial number (MSN) 50056.
N137DU (Airbus A220-100)
Airbus A220-100 · Operated by Delta Air Lines Reference: Coldstreamer20

Registry Record

Registration Mark
N137DU
Manufacturer Serial Number (MSN)
50056
Mode S 24-bit ICAO Hex
a09590
Registered Owner
Delta Air Lines Inc
Lessor / Financing
AerCap
Estimated Airframe Age
6.4 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 50056 • Hex A09590
2020 OEM Production
Assembled by Airbus
Manufactured as Airbus A220-100 with Manufacturer Serial Number 50056 and assigned ICAO Mode S hex A09590.
2020 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N137DU.
2023 Asset Financing
Financed by AerCap
Placed under operating lease portfolio with long-term placement agreement and institutional asset management.
2026 (Current) ACTIVE
Operated by Delta Air Lines
Current observed airframe age is 6.4 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