flight Aircraft

N439DF

GRUMMAN S-2 Tracker

Operated by USDA FOREST SERVICE FEPP, CALIFORNIA DEPT OF FORESTRY AND FIRE PROTECTION

Tail number
N439DF
Type
S2P
Mode-S
A544DE
Not currently tracked · last seen 1d ago
Flights observed
2
Avg flight time
1h 5m
Typical route
-
Last seen
1d ago

Last known area

Map centered near N439DF's most recent activity.

Recent flights last 2

DateRouteTakeoffLandingDuration
2026-04-13 MCC → MCC Apr 13, 21:35 UTCApr 13, 22:40 UTC1h 5m
2026-04-13 - Apr 13, 18:30 UTCApr 13, 19:35 UTC1h 5m

Specifications

Registration N439DF
Aircraft type GRUMMAN S-2 Tracker (S2P)
Operator USDA FOREST SERVICE FEPP, CALIFORNIA DEPT OF FORESTRY AND FIRE PROTECTION
Mode-S code A544DE · 51242336 (octal)

Looking for transponder-level data? View the Mode-S A544DE page for country allocation, callsign history, and ADS-B signal details.

N439DF frequently asked

What type of aircraft is N439DF?
N439DF is a GRUMMAN S-2 Tracker (ICAO type code S2P).
Who operates N439DF?
N439DF is operated by USDA FOREST SERVICE FEPP, CALIFORNIA DEPT OF FORESTRY AND FIRE PROTECTION.
What is the Mode-S transponder code for N439DF?
N439DF broadcasts on Mode-S (ICAO 24-bit) address A544DE (octal 51242336). View the transponder page.
Where is N439DF right now?
N439DF is not currently being tracked; last seen 1d ago.