LIVE DATA
Telemetry Active
Today 2026-09-17
Data refreshed 00:00 UTC
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N664MS

Type: Embraer ERJ 145 (E145) Mode S Hex: A8C439 Operator: Envoy Air Status: ACTIVE

Airframe N664MS Key Facts

  • Airframe N664MS (Embraer ERJ 145) 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 A8C439 with manufacturer serial number (MSN) 145779.
N664MS (Embraer ERJ 145)
Embraer ERJ 145 · Operated by Envoy Air Reference: Aviation Photography
Aviation Spotter Galleries for Tail N664MS:
Planespotters.net → JetPhotos → FlightRadar24 Telemetry →

Registry Record

Registration Mark
N664MS
Manufacturer Serial Number (MSN)
145779
Mode S 24-bit ICAO Hex
a8c439
Registered Owner
American Airlines Inc
Lessor / Financing
Carrier Owned / Unlisted
Estimated Airframe Age
7.2 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 145779 • Hex A8C439
2019 OEM Production
Assembled by Embraer
Manufactured as Embraer ERJ 145 with Manufacturer Serial Number 145779 and assigned ICAO Mode S hex A8C439.
2019 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N664MS.
2022 Fleet Ownership
Direct Carrier Ownership
Direct balance-sheet asset operated and maintained under direct corporate ownership.
2026 (Current) ACTIVE
Operated by Envoy Air
Current observed airframe age is 7.2 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