µDRAGONFLY BUS

High-performance imaging satellite

µDRAGONFLY BUS Core Specifications

µDRAGONFLY BUS Technical Specifications

Attitude and Orbit Control

Pointing control stability

< 0.0015º/sec (3-sigma)

Pointing control accuracy

< 0.01º (3-sigma)

Slew rate

up to 4º/sec

Geolocation knowledge accuracy

120 m (3-sigma)

Control frequency

10 Hz

Fully automated AOCS

through target tracking

Xenon Electric Propulsion System

11mN thrust, 1400s Isp

Communications

S-Band TMTC

400 kbps down, 150 kbps up

X-Band Data Downlink

2.5 Gbps

Electrical power system

Solar Array Peak Power

220 W

Orbit Average Power (OAP)

140 W

Peak power

1.2 kW

Bus Voltage

24.3–32.4 V (unregulated)

Payload

Available mass

up to 70 kg

Available volume

⌀ 500mm x 1000+ mm

Available OAP

up to 210 W

Electrical interfaces

TMTC

CANbus, RS422/RS485

Data

LVDS / SpaceWire / SerDes

Optional HSDR

8 TB (Scalable)

High-Speed Data Recorder (HSDR)

32 GB (EDAC Protected)

More high-performance imaging satellites