Airframe N409SY Key Facts

  • Airframe N409SY (Embraer E175) 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 A4CFB7 with manufacturer serial number (MSN) 17000903.
N409SY (Embraer E175)
Embraer E175 · Operated by Skywest Airlines Reference: Aviation Photography

Registry Record

Registration Mark
N409SY
Manufacturer Serial Number (MSN)
17000903
Mode S 24-bit ICAO Hex
a4cfb7
Registered Owner
Skywest Airlines Inc
Lessor / Financing
Nordic Aviation Capital
Estimated Airframe Age
6.8 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 17000903 • Hex A4CFB7
2019 OEM Production
Assembled by Embraer
Manufactured as Embraer E175 with Manufacturer Serial Number 17000903 and assigned ICAO Mode S hex A4CFB7.
2019 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N409SY.
2022 Asset Financing
Placed under operating lease portfolio with long-term placement agreement and institutional asset management.
2026 (Current) ACTIVE
Operated by Skywest Airlines
Current observed airframe age is 6.8 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