State of the art report 2025
1U and larger satellites

STR-P3

Star Tracker unit for mini- and microsatellites.

The star tracker is based on advanced star-tracking algorithms developed by Space Inventor. 

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GNC

MSRP

€85.000

Specifications

Description

The star tracker is based on advanced star-tracking algorithms developed by Space Inventor. The embedded computer processing unit is built on highly reliable COTS components. The compact rad-hard camera’s optics collect enough signal to track across the entire celestial vault with full performance up to 0.3º/s.

STR-P4 is currently under development. 

Features

Accuracy (1 sigma)
Pitch/yaw:
< 1.5 arcsec
Timing Max Update rate
5 Hz
Slew-rate
Up to 0.3º/s (full performance)
Slew-rate
Up to 1.5º/sec (reduced performance)
Sun exclusion angle
30º (half cone)
Mass
300 g
Interface
CAN or RS422
Connector
High reliability Harwin M80
Power consumption
2W
Supply voltage
5V regulated or 7-28V unregulated
Radiation total dose tested COTS parts
Vibration rated for all launch vehicles
5 years design lifetime

Mechanical drawing

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Let's talk about progress

We’re always ready for a talk about your project needs. Please write in detail what you are looking for and we’ll schedule a meeting with you where we can discuss all the details.