Michael 182 wrote:
How does something like this get resolved? What is the accuracy of ATC's
transponder data?

Within 50' either way. If you're at 1049', it'll show 1000'. Move up one foot
and it'll show 1100'.

George Patterson
Give a person a fish and you feed him for a day; teach a person to
use the Internet and he won't bother you for weeks.