In-Universe:
Under manual control the U.S.S. Defiant performs a half roll to dodge one of DS9's lower pylons.
Production:
The studio model.
"The rolls and thrusters bursts Dax announced were brought to life by Gary Hutzel's crisp motion control photography of the Defiant and DS9."
— Cinefantastique Volume 29, Numbers 6/7 (Page 45)
