FLIGHT FINDINGSAVIATION OCCURRENCE MAP
Back to map

Flight OK 897

2 Jan 1977 · runway 31

Czechoslovak Airlines Tupolev Tu-134 · Controllers' error

From Tu-134A: LED/ULLI – Pulkovo Airport, Saint Petersburg, Il-18V: PRG/LKPR – Prague Ruzyně Airport to Tu-134A: PRG/LKPR – Prague Ruzyně Airport, Il-18V: BTS/LZIB – Bratislava Airport

Report a problem

Event

Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
Event fatalities
0 · all aircraft and ground
Ground fatalities
Unknown
Occupants
Unknown
Survivors
Unknown
InjuriesFatal: death within 30 days. Serious: over 48 hours in hospital within a week, most broken bones, severe bleeding, nerve or organ damage, or serious burns. Minor: anything less. Glossary
Unknown
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
Airline

Tupolev Tu-134

Aircraft type
Tupolev TU-134
Category
Airplane · from aircraft type
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
Tu-134A: OK-CFD, Il-18V: OK-NAA
Onboard fatalities
0
Route
From Tu-134A: LED/ULLI – Pulkovo Airport, Saint Petersburg, Il-18V: PRG/LKPR – Prague Ruzyně AirportTo Tu-134A: PRG/LKPR – Prague Ruzyně Airport, Il-18V: BTS/LZIB – Bratislava Airport

Approximate · Coordinates from the Wikipedia article; not checked against an investigation report.

From the Wikipedia article

The accident of flight OK 897 on 2 January 1977 at Ruzyně airport in Prague was a collision of the Tupolev Tu-134A aircraft OK-CFD (s/n 2351505) of the carrier ČSA with a second ČSA aircraft, the Ilyushin Il-18V OK-NAA (s/n 189001604). There were no fatalities in the accident, but both aircraft were damaged.

Translated into English with AI assistance from the Czech Wikipedia article “Let OK 897” (revision 25788927, retrieved 2026-09-19) by its authors, under CC BY-SA 4.0. Extracted as plain text: references, tables, images and some sections are left out; the translation may contain errors, and long articles were cut to their first 700 words. Read the article

Sources

Czech Wikipedia article: Let OK 897
Article
Let OK 897
Translation
Into English with AI assistance; names of linked operators and aircraft types from Wikidata. It may contain errors.
Revision
25788927 · 2026-04-03 · retrieved 2026-09-19
Wikidata
Q136327675
Licence
Text CC BY-SA 4.0, by the article's authors; Wikidata CC0; town positions GeoNames (CC BY 4.0)
Where each value comes from
Record
cs Wikipedia article "Let OK 897" (page 2018223, revision 25788927), translated into English with AI assistance
Date
Wikipedia infobox: date
Place and country
Wikipedia infobox: site; country from Wikidata (P17)
Map position
Wikipedia article coordinates
Aircraft, operator and route
Wikipedia infobox: aircraft type, registration, operator, origin and destination; route airports from the linked airport articles' Wikidata codes (OurAirports)
Operation
operator named as an airline in the infobox
Fatalities
Wikipedia infobox: aircraft fatalities
Ground fatalities
not stated in the Wikipedia infobox
Summary
Wikipedia infobox: summary
Source notes (1)
  • Wikipedia · Facts from the Czech Wikipedia article's infobox, translated into English with AI assistance, not checked against an investigation report. Independent review pending.