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Auto-imported from derpibooru.org (222029)
Upvotes at import: 13 | Stars at import: 7
Posted previously at: 2013-01-24T04:01:13 | Posted previously by: Salamenace
Time for a brief lesson! An aileron roll is what many, many, many ponies misperceive to be known as a barrel roll; a maneuver in which the pegasus does a 360 degree revolution about his or her longitudinal axis. A real barrel roll is when a pegasus does a complete rotation on his or her longitudinal axis while following a helical path, as seen in this chart:
Upvotes at import: 13 | Stars at import: 7
Posted previously at: 2013-01-24T04:01:13 | Posted previously by: Salamenace
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