[renrutal]

It would be neat if we could take a hitchhike with it.

Probably only Project Orion would be able to catch up to its current 60kms/s speed by October.

[Klathmon]

Given it's passing retrograde (is that even the right way to say that?), would that make it easier to catch up and intercept?

Assuming you don't want to do anything but fly by or smash into it