N999BT
Built 2002 · registered US
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Type photo — not this specific aircraftPhoto via Wikipedia: Van's Aircraft RV-4RV-4 for sale now
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View all 1 listing →Flight activity
(9 tracking legs recorded)- Last 30 days
- 2
- Last 90 days
- 4
- Last seen
- 14 Oct 2026
- Tracked since
- 21 Jun 2026
Frequent routes: KCOE → KCOE (3)
- … → KCOE14 Oct 2026 · 4h 49m
- … → KCOE31 Aug 2026 · 0h 30m
- … → KCOE13 Jul 2026 · 0h 34m
- … → KCOE22 Jun 2026 · 2h 09m
- KCOE → KCOE22 Jun 2026 · 0h 12m
- … → KCOE21 Jun 2026 · 0h 19m
Showing the 6 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.
Common. More common than 97% of the aircraft models we track.
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—Registration history
(1)- N999BTUSACTIVETRAVIS BRENT N2002 – 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
What aircraft model is N999BT?
N999BT is a Van's RV-4, built in 2002. Sprinkle's record for N999BT covers its lineage, ownership history and specifications.
Is N999BT currently active?
Registry records list N999BT's status as Active, registered in United States — a Van's RV-4.
What is the manufacturer serial number (MSN) of N999BT?
N999BT carries manufacturer serial number (MSN) 1833, the serial assigned to this Van's RV-4 airframe when it was built.
What is the ICAO24 / Mode S code for N999BT?
N999BT's ICAO24 (Mode S) transponder code is ADF43D — the hex address the Mode S transponder on this Van's RV-4 broadcasts.








