The ST-200 is one of the most successful star trackers in the world. More than 100 devices have been delivered to customers. Built for miniaturized missions and developed in cooperation with Hyperion Technologies B.V. the ST-200 is one of the world’s smallest autonomous star tracker fully suitable for CubeSats or other sophisticated nanosatellites. The ST-200 delivers a full and autonomous attitude solution and is your attitude sensing solution for missions with demanding size and volume restrictions.

Characteristics:

• Accuracy: 10 arcsec (RMS)

• Tracking Update: 5 Hz

• Limiting Magnitude: 6.0

• Data Interfaces: UART (TTL), RS422 (optional)

• Supply Voltage: 3.7-5.0 V

• Power Consumption: 650 mW ST200-T and ST200-µD

• Power Consumption: 750 mW ST200-D

• Operating Temperature: -20°C to +40°C

• Dimension (w/o Baffle): 30 x 30 x 38 mm³

• Dimension (w/ 40° Baffle): 50 x 50 x 83 mm³

• Mass (w/o Baffle): 40 g

• Mass (w/ 40° Baffle): 106 g

• Design Life: 5 years LEO

• Radiation Test: 11 krad (Proton 130 MeV source)

• Space Heritage: Yes