European Space Agency
SSETI Express
SSETI Express
ESA Academy

SSETI Express – Technical facts

18/07/2005

Dimensions

560 x 560 x 900 (maximum envelope)

Mass

62 kg

Mass of payload

24 kg

Expected lifetime

Minimum 2 months, extended mission until end of life

Attitude Determination System

Sun-sensors and magnetometer

Attitude Control System

Semi-passive magnetic stabilisation, plus a cold-gas payload

On-board Data Transfer

CAN. RS232

Telemetry
-UHF
-S-Band

437.250 MHz, 9.6 kb/s, AX 25
2401.84 MHz, 38.4 kb/s, AX25

Power
– Average
-Peak

Body mounted solar panels
12 W
20 W

Batteries

Li Ion, 90 Wh

Propulsion

6l, 300 bar, Nitrogen cold gas

Camera

~100m/pixel, 1280*1024 pixels, CMOS

Power Bes

28V regulated

Thermal Control

Passive