Share your own sightings and join the fun! Register for free to start logging your balloon sightings.
OK-1961 is a hot air balloon, registered in Czechia. No public sightings of OK-1961 have been logged yet. There is one photograph of it in the archive.
Also written OK 1961 or OK1961.
First photographed here by G Bann on 7 September 2026.
