# N503BP: Poage William Tipton TWINSTAR MK II, registration cancelled 1993-01-28

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 28, 1993
- Status when cancelled: Valid registration
- Airframe: [Poage William Tipton TWINSTAR MK II](https://openairdocs.org/model/poage-william-tipton-twinstar-mk-ii) (registry code 056188M)
- Serial number: TS223
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 7, 1991
- Last registry action: June 11, 1991
- Mode S code: A6453C
- Owner when cancelled: [Poage William T](https://openairdocs.org/faa-owner/POAGE%20WILLIAM%20T)
- Location: [Staples, MN](https://openairdocs.org/faa-place/MN/Staples)
- Owner type: Individual
- Owner's area on the map: 46.4324° N, 94.7965° W: Placed by OpenAirDocs at the center of ZIP code 56479, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N503BP
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503BP
- Page: https://openairdocs.org/deregistered/N503BP-1993-01-28

From the FAA registry file of October 31, 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 Poage William Tipton TWINSTAR MK II: https://openairdocs.org/model/poage-william-tipton-twinstar-mk-ii.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 CHI91DER10](https://openairdocs.org/ntsb/CHI91DER10), Jun 30, 1991: Kolb Twinstar MK II (N503BP), Staples, MN, destroyed. Probable cause: THE DISCONNECTED ELEVATOR TRIM CABLE. RELATED FACTORS ARE THE INADEQUATE MAINTENANCE/INSTALLATION, AND THE PILOT'S INABILITY TO MAINTAIN AIRCRAFT CONTROL.

## 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 19910629024819A](https://openairdocs.org/incident/19910629024819A), Jun 29, 1991: Amtrkb TWINSTAR (N503BP), Staples, MN, Destroyed. Elevator flutter on climbout. Tried turn back. Stalled. Vertical impact. Trim wheel assembly allowed cable come off

## Other aircraft with N503BP

- [Registered now](https://openairdocs.org/aircraft/N503BP): Peterson Bill KOLB FIRESTAR, S/N 001, built 2005

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.