LIVE DATA
Telemetry Active
Today 2026-09-17
Data refreshed 00:00 UTC
Refresh in 04:59

N12021

Type: Boeing 787-10 (B78X) Mode S Hex: A0566A Operator: United Airlines Status: ACTIVE

Airframe N12021 Key Facts

  • Airframe N12021 (Boeing 787-10) 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 A0566A with manufacturer serial number (MSN) 66990.
N12021 (Boeing 787-10)
Boeing 787-10 · Operated by United Airlines Reference: Geagea
Aviation Spotter Galleries for Tail N12021:
Planespotters.net → JetPhotos → FlightRadar24 Telemetry →

Registry Record

Registration Mark
N12021
Manufacturer Serial Number (MSN)
66990
Mode S 24-bit ICAO Hex
a0566a
Registered Owner
United Airlines Inc
Lessor / Financing
AerCap
Estimated Airframe Age
5.6 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 66990 • Hex A0566A
2020 OEM Production
Assembled by Boeing
Manufactured as Boeing 787-10 with Manufacturer Serial Number 66990 and assigned ICAO Mode S hex A0566A.
2020 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N12021.
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 United Airlines
Current observed airframe age is 5.6 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