flight Aircraft

N399KK

SIKORSKY S-76 Spirit

Tail number
N399KK
Type
S76
Mode-S
A4A523
Not currently tracked · last seen Jul 24, 23:55 UTC
Flights observed
11
Avg flight time
22m
Typical route
-
Last seen
Jul 24, 23:55 UTC

Last known area

Map centered near N399KK's most recent activity.

Recent flights last 11

DateRouteTakeoffLandingDuration
2026-07-24 - Jul 24, 23:45 UTCJul 24, 23:55 UTC10m
2026-07-24 - Jul 24, 23:25 UTCJul 24, 23:35 UTC10m
2026-07-14 - Jul 14, 23:00 UTCJul 14, 23:15 UTC15m
2026-05-17 - May 17, 16:40 UTCMay 17, 16:50 UTC10m
2026-05-17 - May 17, 16:15 UTCMay 17, 16:25 UTC10m
2026-05-17 - May 17, 01:35 UTCMay 17, 02:10 UTC35m
2026-05-16 - May 16, 21:10 UTCMay 16, 21:45 UTC35m
2026-05-16 - May 16, 20:35 UTCMay 16, 20:50 UTC15m
2026-05-11 - May 11, 19:05 UTCMay 11, 19:40 UTC35m
2026-05-11 - May 11, 10:55 UTCMay 11, 11:30 UTC35m
2026-05-06 - May 6, 23:15 UTCMay 6, 23:45 UTC30m

Specifications

Registration N399KK
Aircraft type SIKORSKY S-76 Spirit (S76)
Mode-S code A4A523 · 51122443 (octal)

Looking for transponder-level data? View the Mode-S A4A523 page for country allocation, callsign history, and ADS-B signal details.

N399KK frequently asked

What type of aircraft is N399KK?
N399KK is a SIKORSKY S-76 Spirit (ICAO type code S76).
What is the Mode-S transponder code for N399KK?
N399KK broadcasts on Mode-S (ICAO 24-bit) address A4A523 (octal 51122443). View the transponder page.
Where is N399KK right now?
N399KK is not currently being tracked; last seen Jul 24, 23:55 UTC.