N451SD
Built 2010 · registered US
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Type photo — not this specific aircraftPhoto via Wikipedia: Learjet 4545 for sale now
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View all 115 listings →Performance specs
- Range
- 3,700 nm
- Cruise speed
- 434 kt
- Max speed
- 468 kt
- Service ceiling
- 51,000 ft
- Takeoff distance
- 1396 m
- Landing distance
- 1300 m
- MTOW
- 9,700 kg
- Empty weight
- 2,750 kg
- Fuel capacity
- 3,400 L
- Length
- 17.7 m
- Wingspan
- 14.6 m
- Height
- 4.3 m
- Seats
- 10
- Max passengers
- 10
Flight activity
(2 tracking legs recorded)- Last 30 days
- 2
- Last 90 days
- 2
- Last seen
- 15 Oct 2026
- Tracked since
- 11 Oct 2026
Frequent routes: KTEB → KSEE (1)
Showing the 0 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 95% of the aircraft models we track.
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—Registration history
(1)- N451SDUSACTIVEFORTUNE AVIATION LLC2025 – 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 N451SD?
N451SD is a Learjet 45, built in 2010. Sprinkle's record for N451SD covers its lineage, ownership history and specifications.
Is N451SD currently active?
Registry records list N451SD's status as Active, registered in United States — a Learjet 45.
What is the manufacturer serial number (MSN) of N451SD?
N451SD carries manufacturer serial number (MSN) 411, the serial assigned to this Learjet 45 airframe when it was built.
What is the ICAO24 / Mode S code for N451SD?
N451SD's ICAO24 (Mode S) transponder code is A57767 — the hex address the Mode S transponder on this Learjet 45 broadcasts.










