# N3605T: Aerostar International S-77A, registration cancelled 1992-11-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 5, 1992
- Status when cancelled: Triennial form not returned
- Airframe: [Aerostar International S-77A](https://openairdocs.org/model/aerostar-international-s-77a) (registry code 7487077)
- Data sheets: [TCDS A15CE](https://openairdocs.org/tcds/A15CE) (OpenAirDocs)
- Serial number: S77A3011
- Type of aircraft: Balloon
- Certificate issued: September 18, 1989
- Last registry action: September 21, 1992
- Mode S code: A40F65
- Owner when cancelled: [Unicorn Balloon Company](https://openairdocs.org/faa-owner/UNICORN%20BALLOON%20COMPANY)
- Location: [Aspen, CO](https://openairdocs.org/faa-place/CO/Aspen)
- Owner type: Corporation
- Owner's area on the map: 39.1604° N, 106.6743° W: Placed by OpenAirDocs at the center of ZIP code 81611, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3605T
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3605T
- Page: https://openairdocs.org/deregistered/N3605T-1992-11-05

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Aerostar International S-77A: https://openairdocs.org/model/aerostar-international-s-77a.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX91LA038](https://openairdocs.org/ntsb/LAX91LA038), Nov 24, 1990: Aerostar S-77A (N3605T), Phoenix, AZ, substantial damage. Probable cause: STRENGTH DEGRADATION OF THE KEVLAR SUSPENSION CABLES, DUE TO PREVIOUS HEAT DAMAGE. FACTORS RELATED TO THE ACCIDENT WERE: FAILURE OF THE QUICK RELEASE LINE TO RELEASE, AND SUSCEPTIBILITY OF KEVLAR…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19901124051709A](https://openairdocs.org/incident/19901124051709A), Nov 24, 1990: Raven S77A (N3605T), Phoenix, AZ, Substantial damage. Cord on tethered balloon failed release. Caused bounce. Support cables failed. Dropped basket. Overdue maintenance.

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