Faster than most of the Imperial Navy

Motti entered the control room to report to Tarkin. "We've entered the Alderaan system." It had been a quick trip, and all systems had performed flawlessly.

 The station was as fast as any ship in the Imperial Navy, and faster than most. The jump to lightspeed had been smooth, the hyperspace lanes had been cleared by Imperial order, and it seemed that it had taken no time at all to reach the Alderaan system. The superlaser was charged to full capacity and ready to fire.

***

Star Wars: Death Star Part 2 Chapter 59