What type of aircraft is N277AK?

N277AK is a Boeing 737-900 (B739).

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

What is the ICAO 24-bit address of N277AK?

A2C087. 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 59 days since 2026-09-13.

Alaska Airlines Boeing 737-900 N277AK broadcasts on ICAO24 A2C087. It was built by Boeing. One pilot has caught this exact tail in Skydex.

Heard by 7 Skydex receivers (station-1048, Colorado, near Seattle): 59 sightings since 13 Sep 2026, last on 10 Nov 2026.

station-1048 · run by @jeffrey-morehouse — 1 airframe, 20 sightings, last 2026-11-06
KGJT-2 — 🇺🇸 United States of America · Colorado · run by @cable-junction — 1 airframe, 12 sightings, last 2026-11-09
GoHawks! — 🇺🇸 United States of America · near Seattle · run by @qt21 — 1 airframe, 11 sightings, last 2026-11-10
BakerC - FiberflyTower — 🇺🇸 United States of America · Georgia · run by @ebc1613 — 1 airframe, 8 sightings, last 2026-11-06
0Krypt — 🇺🇸 United States of America · near Minneapolis · run by @0krypt — 1 airframe, 7 sightings, last 2026-11-06
ebc0045_auburn — 🇺🇸 United States of America · Alabama · run by @ebc1613 — 1 airframe, 7 sightings, last 2026-11-06
Docking-Bay-94 — 🇺🇸 United States of America · Pennsylvania · run by @pfshady — 1 airframe, 7 sightings, last 2026-11-03