PlaneTrack / aircraft / N439DF

N439DF - Marsh Aviation S-2F3AT

N439DF is a Marsh Aviation S-2F3AT operated by Usda Forest Service Fepp, Mode-S hex code A544DE. Track it live, browse its recent flights, or download its full position history.

RegistrationN439DF

Mode-S hexA544DE

ManufacturerMarsh Aviation

ModelS-2F3AT

OperatorUsda Forest Service Fepp

Last seen2026-08-20 02:54 UTC

Last callsignCFR74

Track live on the map Buy full history (CSV) API access

Recent flights (last 30 days)

No flights recorded in the last 30 days. History builds daily as our receiver network logs this aircraft, so check back soon.

Data access

Live position and 365-day history for this aircraft are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive.