FAI Free Flight World Cup 2025
| Competition | Sierra Cup |
| FAI Jury members | 1. David Lindley USA 2. Daryl Perkins USA 3. Jim Parker USA |
Advance information | In SEN on International calendar and in various US publications |
Schedule of competition | October 7 through 12, 2025 |
Duration of rounds | 7 One Hour Rounds plus a 7 minute window /10 minute fly off in the morning. |
Breaks between rounds | No breaks between rounds and all rounds flown from central filed location |
Maximum durations in each round | 240 seconds first two rounds with three 180 second regular rounds and two 120 second rounds due to wind conditions with fly offs in the morning with a ten minute max. |
Interruptions and delays | No interruptions or delays. |
Weather and visibility | Cooler than average temperatures with no significant visibility issues. |
Flight line - changes of position | Flew from a line as opposed to poles from a central location on the field. |
Number of starting poles | Flew from line as opposed to poles. |
Number of competitors per pole | N/A |
Local rules or deviations from Sporting Code | Flew from a line rather than poles, otherwise followed sporting code with flyers timing each other and sharing the round. Due to wind increase in the afternoon, there were no fly offs until the ten minute fly off in the morning. |
Observations on timekeeping | Did not observe any timekeeping issues. |
Prize-giving and issue of results - confirm organisers provide results with full names, nationalities and number of juniors | Results previously sent. There were 11 juniors who participated in the F1A F1B and F1Q events and each leading Jr in their event received awards. |
Any incident or accident | None |
Protests | None-Jury convened and made ruling on the moving of the maximum flight time from three minutes to two minutes. |