Registry / Sorenson / DEFIANT / N57KS

Own N57KS?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N57KS V

Sorenson DEFIANT · 2005

Pilot & Owner Reviews

Be the first to share what you know about N57KS.

Share your experience with N57KS

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N57KS (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N57KS? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking recent positions on file

ICAO24: a74d02
Last known — 1 week ago N57KS
Observed 2026-06-04 15:17:27 MST
Auto-refresh • Updated 0s ago
Ground speed
125 kt
Altitude (baro)
1,175 ft
Track
99.0°
Squawk
Wind / OAT
Autopilot target
Lat 39.11829, Lng -77.61751
Map loads when scrolled into view …
📸 Upload a photo of N57KS

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 0561939

Sorenson DEFIANT
Engines: 1
Type: piston
Seats: 4
Category: Standard

Engine — CODE 41508

Manufacturer: Lycoming
Model: 0-320 SERIES
Type: Reciprocating (Piston)
Horsepower: 180 HP

FAA Registration Record

N-Number: N57KS
Serial Number: 86
Year Manufactured: 2005
ACFTREF Code: 0561939
Engine Code: 41508
Status: V (V)
Certification: 42
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 51646402
ICAO 24-bit (hex): A74D02

Registrant

Sorenson Stephen K
11133 Glade Dr
Reston, VA, 201914706
FAA Region: 1

Key Dates

Certificate Issued Aug 5, 2005
Airworthiness Oct 12, 2005
Expiration Feb 29, 2028
Last Activity Apr 21, 2023
Data as of Jun 8, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Sorenson DEFIANT at any airport.

Airport Performance Calculator

Pre-filled with DEFIANT performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote