What aircraft is N404YX?

N404YX is a Embraer E175 (long wing) (E75L).

Republic Airlines, going by the callsign it flew under when it was caught.

What is the ICAO 24-bit address of N404YX?

A4BDB9. The Mode S address is assigned to the airframe by its country of registration and stays the same from flight to flight.

On 2026-11-10. Our receivers have heard it on 60 days since 2026-09-12.

N404YX is a Embraer E175 (long wing) operated by Republic Airlines. It was built by Embraer. One pilot has caught this exact tail in Skydex.

Heard by 8 Skydex receivers (Pennsylvania, near Philadelphia, Kentucky): 60 sightings since 12 Sep 2026, last on 10 Nov 2026.

Docking-Bay-94 — 🇺🇸 United States of America · Pennsylvania · run by @pfshady — 1 airframe, 38 sightings, last 2026-11-10
home — 🇺🇸 United States of America · near Philadelphia · run by @callmerafiki — 1 airframe, 33 sightings, last 2026-11-10
sdf-feed68 — 🇺🇸 United States of America · Kentucky · run by @sdf-feed68 — 1 airframe, 25 sightings, last 2026-11-06
Dexter — 🇺🇸 United States of America · Ohio · run by @nightlonk — 1 airframe, 17 sightings, last 2026-11-10
Asheville NC — 🇺🇸 United States of America · North Carolina · run by @parker-redding — 1 airframe, 15 sightings, last 2026-11-10
BakerC - FiberflyTower — 🇺🇸 United States of America · Georgia · run by @ebc1613 — 1 airframe, 13 sightings, last 2026-11-10
DogeRam1500 — 🇺🇸 United States of America · New Jersey · run by @john-napoli — 1 airframe, 12 sightings, last 2026-11-10
BakerC - KACJ — 🇺🇸 United States of America · Georgia · run by @ebc1613 — 1 airframe, 9 sightings, last 2026-11-10