Latest News

January 23, 2023

Familiarity with Modified Aerobatic Aircraft is Recommended

by Keith Doyne, IAC Safety Chair

In a recent analysis from the NTSB investigation of an accident, in the landing phase of operation by a pilot operating a Pitts S1S, the investigation concluded that one of the contributing factors to the accident was the pilot’s lack of flight control system knowledge. In the pilot's report of the accident he stated, "...[he] had recently purchased the airplane and did not know that the rudder pedal return springs were not installed."
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January 21, 2023
In late 2019, the IAC encouraged members to participate in the Amazon Smiles program. By using a special link, .5% of purchases would be donated to the charity of your choice. Since then, our contributions through the Amazon Smiles program have been minimal, but still helpful, as we carry out our purpose of promoting and enhancing the safety and enjoyment of sport aerobatics. Unfortunately, Amazon is winding down the Amazon Smiles program by February 20, 2023. 
IAC members are still able to donate to the IAC - click above on...
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January 20, 2023

IAC Collegiate Program Chair, Jordan Ashley, offers his congratulations to the winners of the 2022 Collegiate Championships. The collegiate eagle trophies will be presented to the recipients at the IAC Member Gathering in Oshkosh, Wisconsin at AirVenture on Friday, July 28, 2023. The results of the championships have been verified and are as follows:

Team Championships:

1st - Metropolitan State University of Denver, Scoring 6925.60 out of 7890 points / 87.78%
2nd - University of North Dakota, Scoring...
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January 18, 2023
At the 2022 Fall Board Meeting, the board adopted rule change proposal 2023-10 which made the Presentation K 20 for Intermediate and 30 for Advanced.
After a review by observant IAC member and former board member, Tom Rhodes, it was discovered that the presentation K on the two sequences were incorrect in the IAC 2023 Known sequence archive. 
The IT Tech team has verified that JaSPer has the correct K value for the 2023 season. Ringo Massa, who operates OpenAero was also alerted, and he verifies that the presentation K factors are correct...
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January 17, 2023

The final scores have been tabulated for the 2022 regional series competition. Seventy-nine (69) pilots successfully competed at three or more contests needed to qualify for the series and place in the top three in their category for their respective region.

The regional series began in 2002. To be eligible, a pilot must fly at least three contests during the year and one contest may include the U.S. Nationals. If more than three contests are flown, the highest scores are used to arrive at each participant’s total percentage. First, second and third place decals are awarded to...

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January 8, 2023

The dates of the online Judges School are now Feb 25-26. Please update your calendars accordingly.

More details at: