 Was the ship on target, within maximum deviation from schedule?
It was the only thing I saw that could help me, guard me against another shock like seeing outside of the clear portholes. Your maximum deviation from schedule cannot exceed two degrees. Everything lay in readiness, fastened down star charts, instruments, glittering equipment. The ports on the side were shielded and I stared out at static energy, hung motionless in a world of searing light. What speeds and perhaps, what distance? I went from the nose to the last bulkhead in a frenzy of floating motion, looking behind each door until I went as far as I could. It meant the engine or engines took up half the ship, cut off from the forward half by the instrument studded shield. "No gravity," he grunted and sat back.
 No, they were over by 8 degrees
 Yes, they were within 5 degrees  No, they were over by 8 degrees  Yes, they were over by only 3 degrees.  No, they were under by 2 degrees