What is the maximum lateral separation allowed in a non-standard formation?

In aviation, particularly when discussing formation flying and separation standards, the maximum lateral separation allowed in a non-standard formation is crucial for maintaining safe distances between aircraft. The correct answer is based on the regulations set by aviation governing bodies which typically specify that in non-standard formations, a lateral separation of 1 nautical mile is mandated.

This standard ensures that even when aircraft are flying close together, they maintain enough distance to reduce the risk of collision and to account for wake turbulence and other environmental factors. When aircraft are flying in a more structured or standard formation, different separation rules may apply, allowing for closer proximities. However, when deviation from standard formation occurs, following the 1 nautical mile separation helps ensure safety remains the top priority.