`` keep your eyes on him , you wretched vainglorious creature , '' granby yelled , but his objections were drowned out , and during iskierka 's distraction the copacati had taken advantage to take on more altitude ; he now circled far above , with full command of the field , and iskierka was open to him below : his shadow on the courtyard only a small irregular smudge , and hers nearly full-sized .