Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight Aircraft

N121XS

SIKORSKY UH-60 Black Hawk

Operated by ACE AERONAUTICS LLC

Tail number
N121XS
Type
H60
Mode-S
A05987
Not currently tracked · last seen 11h ago
Flights observed
4
Avg flight time
1h 31m
Typical route
NHK → NHK
Last seen
11h ago

Last known area

Map centered near N121XS's most recent activity.

Recent flights last 4

DateRouteTakeoffLandingDuration
2026-05-29 NHK → NHK May 29, 23:25 UTCMay 30, 01:35 UTC2h 10m
2026-05-29 NHK → NHK May 29, 20:00 UTCMay 29, 21:20 UTC1h 20m
2026-05-28 LTW → LTW May 28, 16:45 UTCMay 28, 18:35 UTC1h 50m
2026-05-26 - May 26, 16:20 UTCMay 26, 17:05 UTC45m

Specifications

Registration N121XS
Aircraft type SIKORSKY UH-60 Black Hawk (H60)
Operator ACE AERONAUTICS LLC
Mode-S code A05987 · 50054607 (octal)

Looking for transponder-level data? View the Mode-S A05987 page for country allocation, callsign history, and ADS-B signal details.

N121XS frequently asked

What type of aircraft is N121XS?
N121XS is a SIKORSKY UH-60 Black Hawk (ICAO type code H60).
Who operates N121XS?
N121XS is operated by ACE AERONAUTICS LLC.
What is the Mode-S transponder code for N121XS?
N121XS broadcasts on Mode-S (ICAO 24-bit) address A05987 (octal 50054607). View the transponder page.
What route does N121XS typically fly?
N121XS most frequently flies between NHK and NHK based on observed flights.
Where is N121XS right now?
N121XS is not currently being tracked; last seen 11h ago.