2023 FAI F5J World Championship for Electric Powered Thermal Duration Gliders

seniors and juniors 13 - 19 August 2023 Dupnitsa, Bulgaria

2023 FAI F5J World Championship for Electric Powered Thermal Duration Gliders, seniors and juniors will be organised by the Bulgarian Aeromodelling Federation and Modelclub Ikar from 13-19 August 2023, Dupnitsa, Bulgaria.

Official Languages

The official languages are English and Bulgarian.


Continental climate without big contrasts. Average temperature in August is 27 degrees. Light wind North-West.
Sunrise: 7.00 – Sunset: 20:00


  • 10 August – Arrival
  • 11-12 August – F5J Ikar FAI World Cup event 13 August – Registration, Model processing, Team manager meeting,
  • 14 -18 August – Competition flights and Fly-offs
  • 19 August – Fly-offs, Prize giving Ceremony, Banquet
  • 20 August – Departure
The daily flying schedule will begin at 09.00 and will continue through the various rounds till 18.00 The organiser reserves the right to change the daily schedule if necessary.


2023 FAI F5J World Championship for Electric Powered Thermal Duration Gliders gliders, seniors, womens and juniors,
13-19 August 2023, Dupnitsa, Bulgaria will be organised by Bulgarian Aeromodelling Federation, Modelclub Ikar Dupnitsa and Municipality Dupnitsa.

FAI Jury

  • President of Jury: Andras REE – HUN
  • Member of Jury: Antonis Papadopoulos – GRE
  • Member of Jury: Emil GIEZENDANNER – SUI
  • Reserve: Dobri MARINOV – BUL
  • Reserve: Plamen VASILEV – BUL

Visa Requirements

Visitors from most countries do not require a visa to enter in Bulgaria. In case of doubt, please enquire in your own country. Organizer can provide invitation letter for participation in

Contact Person

Sotir Lazarkov
+359 87 8877665 21,
Manastirska Str. 1111 Sofia, Bulgaria