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N139BG

Built 1984 · registered US

390 registered

Free alerts when N139BG's registration or status changes, or the G103 market moves.

Representative photo of a Grob G103Type photo — not this specific aircraftPhoto: Dhaluza at English Wikipedia · CC BY 3.0
This aircraft is a
Grob G103
Full specs

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Performance specs

Performance
Range
—
Cruise speed
—
Max speed
128 kt
Service ceiling
—
Takeoff distance
—
Landing distance
—
Weights
MTOW
600 kg
Empty weight
—
Fuel capacity
—
Dimensions
Length
8.1 m
Wingspan
18.0 m
Height
1.5 m
Capacity
Seats
2
Max passengers
2

Flight activity

(3 tracking legs recorded)
Last 30 days
0
Last 90 days
0
Last seen
19 Jul 2026
Tracked since
12 Jul 2026
  • Tracked flight19 Jul 2026 · 0h 08m
  • Tracked flight12 Jul 2026 · 17h 57m

Showing the 2 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.

From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.

How common is this aircraft?
390Grob G103 registered worldwide

Common. More common than 90% of the aircraft models we track.

More G103 aircraft

Other G103 airframes by tail number — same model as N139BG.

See all 390 registered G103
What to do next

Registration history

(1)
  • N139BGUSACTIVE
    PHILADELPHIA GLIDER COUNCIL INC
    2007 – present

Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here. Registered owner? Request removal

N139BG — frequently asked
What aircraft model is N139BG?

N139BG is a Grob G103, built in 1984. Sprinkle's record for N139BG covers its lineage, ownership history and specifications.

Is N139BG currently active?

Registry records list N139BG's status as Active, registered in United States — a Grob G103.

What is the manufacturer serial number (MSN) of N139BG?

N139BG carries manufacturer serial number (MSN) 33901-K-139, the serial assigned to this Grob G103 airframe when it was built.

What is the ICAO24 / Mode S code for N139BG?

N139BG's ICAO24 (Mode S) transponder code is A09CC0 — the hex address the Mode S transponder on this Grob G103 broadcasts.