DRAGONFLY BUS
High-performance imaging satellite
Designed for precise spatial resolution Earth imaging and mapping for a wide range of communicational and scientific applications.
DRAGONFLY BUS Core Specifications
DRAGONFLY BUS Technical Specifications
Attitude & Orbit control
Pointing control stability
< 0.002º/sec (3-sigma)
Pointing control accuracy
< 0.02º (3-sigma)
Slew rate
up to 2º/sec
Geolocation knowledge accuracy
< 65 m (3-sigma)
Control frequency
10 Hz
Fully automated AOCS
through target tracking
Xenon Electric Propulsion System
28 mN thrust, 1850s Isp
Communications
S-Band TMTC
400 kbps down, 150 kbps up
X-Band Data Downlink
1 Gbps
Electrical power system
Energy storage
up to 2400 Wh
Solar Array Peak Power
up to 1130 W
Orbit Average Power (OAP)
710 W
Peak power
4 kW
Bus Voltage
28 V (regulated) and 40.5 – 54.0V (unregulated)
Payload
Available mass
up to 250 kg
Available volume
1000 x 1000 x 1000+ mm
Available OAP
630 W
Electrical interfaces
TMTC
CANbus, RS422/RS485
Data
LVDS / SpaceWire / MGT
High Speed Data Recorder (HSDR)
4 TB
