Annoying Nephew

You are looking after a rather annoying nephew for the afternoon.

The internet is down, so you devise a task for him.

You draw the following circle:

You put a counter on the \(\text{D}\) at the leftmost part of the circle.

You tell him to follow these rules:

You then ask him where the counter would be after \(61\) moves.

Which letter would the counter be on?