Oh, there are plenty. Question can't be answered unti you specify under which conditions you want the record:
- unassisted, over one hour, on something like a "standard" road bike
- unassisted in a human powered vehicle (a recumbent with a streamlined body)
- unassisted, downhill
- riding in the wake of a pace car
etc etc
he went to Edinburgh university
his full name is sir Christopher Andrew Hoy
he has wan four gold medals and one silver medal
he was born on the 23 march 1976 and he was born in Edinburgh
A javelin is the long pointed object town by the first Latina. They won an Olympic gold metal for this.
There isn't one.
Velodromes aren't round, but more like a rectangle with rounded ends. Hard to describe by giving a radius.
An oncologist uses a lot of different types of high tech machines. This includes x-ray machines, MRI machines, and ultrasound machines.