Single-engine piston

N477ES

2011 Homebuilt Sinus

Registered No accidents on file
Built
2011
Serial
399SN912
Class
Single-engine piston
Engines
Rotax 912UL2
Status
Current as of October 2026
Registered owner
Cromulent Air LLC (LLC)
Based
El Dorado Hills, CA
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Registration record

N477ES on the FAA register

Type
2011 Homebuilt Sinus
Serial
399SN912
Engines
Rotax 912UL2
Registered owner
Cromulent Air LLC
El Dorado Hills, CA
Certificate issued
2026-09-19
Airworthiness date
2011-09-19
Registration expires
2033-09-30
Airworthiness class
Light sport · glider
Mode S (hex)
A5DB90
Mode S (octal)
51355620
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2033-09-30
    Registration expires (renewal due).
  • 2026-09-19
    Certificate of registration issued as N477ES.
  • 2011-09-19
    Airworthiness date on the current FAA record (light sport category (glider)).
Overview

About N477ES

N477ES is a 2011 Homebuilt Sinus, serial number 399SN912. The FAA register lists Cromulent Air LLC as the registrant in El Dorado Hills, California. The current certificate of registration was issued on September 19, 2026 and expires on September 30, 2033.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 912UL2 engine and 2 seats. Its airworthiness certificate is light sport category (glider), dated September 19, 2011.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N477ES.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N477ES.

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 California· 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.