"Yes," Aïda said. She was a beautiful young woman, Doob thought, with a fierceness about her that helped explain her success in the social media campaign against Tav and J.B.F. "We have performed all of the calculations. If we jettison mass and pack all we have into a heptad, we can make the rendezvous around the time of your next apogee. But we will need to know your exact params."