Drone (small UAS)

N1521S

Homebuilt Siras

Registered No accidents on file
Built
—
Serial
1836FF1E01L230500037
Class
Drone (small UAS)
Engines
10
Status
Current as of October 2026
Registered owner
Southern Utah University (Government)
Based
Cedar City, UT
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Registration record

N1521S on the FAA register

Type
Homebuilt Siras
Serial
1836FF1E01L230500037
Engines
10
Registered owner
Southern Utah University
Cedar City, UT
Certificate issued
2023-07-18
Airworthiness date
—
Registration expires
2030-07-31
Airworthiness class
—
Mode S (hex)
A0D429
Mode S (octal)
50152051
Weight class
UAV under 55 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-07-31
    Registration expires (renewal due).
  • 2023-07-18
    Certificate of registration issued as N1521S to the current registrant.
  • 2015-05-12
    N1521S previously assigned to a Beechcraft P35 Bonanza (s/n D-6963); cancelled.
Overview

About N1521S

N1521S is a Homebuilt Siras, serial number 1836FF1E01L230500037. The FAA register lists Southern Utah University as the registrant in Cedar City, Utah. The current certificate of registration was issued on July 18, 2023 and expires on July 31, 2030.

The FAA aircraft reference file describes the type as a drone (small uas).

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N1521S. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

2010-02-27 Accident · Edgewater, MD Damage: Substantial Fatal injury NTSB · ERA10FA154
Reported aircraft: Beechcraft P35 — a different aircraft that carried the N1521S registration before this airframe.
Probable cause: The pilot's failure to maintain adequate airspeed while on approach, which resulted in an inadvertent stall. Contributing to the accident was the pilot's likely impairment due to back pain, symptoms of opiate withdrawal, or both.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Utah· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.