The ships are fitted with C- and S-band monopulse tracking radar, Cinetheodolite laser ranging and tracking system, velocimetry system, and onboard computers to track and control the spacecraft.

测配备有C-和 S-波段的单脉冲跟踪雷达，激测距经纬仪和跟踪系统，测速系统和算机去跟踪和控制宇宙飞。