Schempp-Hirth DUO DISCUS
N909BB is a Schempp-Hirth DUO DISCUS, a glider with no engine, built in 2005. It has 1 seat. It is registered to Four Delta Tango LLC, an LLC in Wilmington, Delaware. The registration is valid: it was issued on May 12, 2026 and expires on May 31, 2033. It holds a standard airworthiness certificate, dated September 28, 2005.
Schempp-Hirth: Ventus and Discus with electric self-launch
Aircraft
- Maker
- Schempp-Hirth (Germany)FAA spelling: SCHEMPP-HIRTH FLUGZEUGBAU
- Model
- DUO DISCUS
- Serial number
- 465
- Type
- Glider
- Power
- None · None NONE
- Seats
- 1
- Year built
- 2005
- Transponder code
- AC90B6 (octal 53110266)
Registration
- Status
- Valid registration
- Certificate issued
- May 12, 2026
- Expires
- May 31, 2033
- Last FAA action
- May 12, 2026
- Airworthiness
- Standard · September 28, 2005
- FAA region
- Eastern
- FAA record id
- 00205009
Owner as the FAA publishes it
- Name
- Four Delta Tango LLC
- Type
- LLC
- Address
- 108 W 13Th St Ste 105
Wilmington, DE 19801-1145
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Records check free · 0 to understand · 5 clear
The public federal record on N909BB, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Four Delta Tango LLC, an LLC, certificate issued May 12, 2026, expires May 31, 2033. No fractional interest recorded. [1]
Standard certificate, dated September 28, 2005, consistent with the 2005 manufacture year. [1]
No earlier tail number is recorded against serial 465 for this model in the deregistered file. [2]
No other airframe has carried N909BB according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
No NTSB investigation records located under N909BB. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data